The expected temperature in Peoria Illionis on february 15 is 22.028≈22 degrees farenheit.
Atmospheric Temperature:A measure of the temperature at high elevations in the Earth's atmosphere is called the atmospheric temperature. Many factors, such as incoming solar radiation, humidity, and altitude, affect it.
The average daily temperature in Peoria Illionis can be predicted by given formula ,
[tex]T=50-28cos[\frac{2\pi (x-31)}{365} ][/tex]
where , x is the number of day in year.
February 15 is (31+15)th day of the year
therefore, February 15 1s 46th day of the year.
now in the given formula,
[tex]T=50-28cos[\frac{2\pi (x-31)}{365} ]\\\\T=50-28cos[\frac{2\pi (46-31)}{365} ]\\\\T=50-28cos[\frac{2\pi (15)}{365} ]\\\\T=50-28cos[\frac{30\pi}{365} ]\\\\T=50-28cos[0.258]\\\\T=50-28(0.999)\\\\T=50-27.972\\\\T=22.028[/tex]
So , the expected temperature on february 15 is 22.028≈22 degrees farenheit.
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What is the probability of drawing an number then drawing a diamond out of the deck.
The probability of drawing an even number and then a diamond out of the deck is 9. 8 %
How to find the probability ?The probability of drawing an even number out of a standard deck of cards is :
= Number of even numbers / Number of total numbers
= 20 / 52
= 5 / 13
The probability of drawing a diamond, assuming the even picked was not a diamond, is :
= Number of diamond cards / 51 cards
= 13 / 51
The probability of both :
= 5 / 13 x 13 / 51
= 9. 8 %
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Full question is :
What is the probability of drawing an even number then drawing a diamond out of the deck.
what is interval notation example ?
Interval notation is a way of representing a range of values on a number line. It is written using brackets and parentheses to indicate whether the endpoints are included or excluded from the interval.
For example, the interval notation for the range of values between 1 and 5 (inclusive) would be [1, 5]. The square brackets indicate that both 1 and 5 are included in the range.
If the endpoints are excluded, we use parentheses. For instance, the interval notation for the range of values between 1 and 5 (excluding 1 and 5) would be (1, 5).
In general, we use square brackets for closed intervals (where the endpoints are included) and parentheses for open intervals (where the endpoints are excluded).
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Answer these 2 pls there are math questions
Answer:
x = 50°
d = 40°
Step-by-step explanation:
Angle sum property of quadrilateral:Quadrilaterals are four-sided polygon and the sum of all the interior angles is 360°
Sum of all angles of quadrilateral = 360°
60° + x + 3x + 2x = 360
60 + 6x = 360
Subtract 60 from both sides,
6x = 360 - 60
6x = 300
Divide both sides by 6
x = 300 ÷ 6
x = 50°
b) 120° + 110° + 90° + d= 360°
320 + d = 360
Subtract 320 from both sides,
d = 360 - 320
d = 40°
what can you conclude if a and b are nonzero integers such that a | b and b | a?
We can say that a and b are identical in absolute value if a and b are nonzero integers such that a divides b (a | b) and b divides a (b | a). That is to say, a =± b.
The transitive property of divisibility serves as evidence for this. We know that there are numbers k and l such that b = ak and a = bl exist if a | b and b | a. We obtain a = alk by substituting the expression for b into the second equation. We can divide both sides by a to get l = 1/k because an is not zero. Given that k and l are both integers, they must both either be 1 or -1. B Equals ak if k = 1, else then b = ak = a(1) = a, and if k = -1, then b = ak = a(-1) = -a. In either case, we have shown that a = ±b.
So if a and b are nonzero integers such that a divides b and b divides a, then we can conclude that a and b have the same absolute value, but possibly opposite signs.
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pls help with this homework question
Answer:
h = 12 feet
Step-by-step explanation:
using the right triangle shown in the diagram.
the base of the triangle is half the measure of the base of the square side.
then base of triangle = [tex]\frac{1}{2}[/tex] × 32 = 16 feet and hypotenuse = 20 feet
using Pythagoras' identity in the right triangle.
the square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is
h² + 16² = 20²
h² + 256 = 400 ( subtract 256 from both sides )
h² = 144 ( take square root of both sides )
h = [tex]\sqrt{144}[/tex] = 12
the height h of the pyramid is 12 feet
Select the correct answer. Four pairs of shapes are shown where pair 1 has two same L-shaped shapes, pair 2 as T-shaped shape with unequal height, pair 3 has two same triangles and pair 4 has two unequal triangles. Which pairs of polygons are congruent? A. pairs 1, 2, and 3 B. pairs 1, 2, 3, and 4 C. pairs 2 and 3 D. pairs 1 and 3
In reference to the given question, the pairs of polygons that are congruent is pairs 1 and 3. Hence, the correct answer is D, pairs 1 and 3.
What are congruent polygons?Congruent polygons are polygons that have the same size and shape.
Pair 1 has two same L-shaped shapes, which are not congruent to any other pair.
Pair 2 has two T-shaped shapes with unequal height, which are not congruent to any other pair.
Pair 3 has two same triangles, which are congruent to each other.
Pair 4 has two unequal triangles, which are not congruent to each other or to any other pair.
Therefore, the only pairs of polygons that are congruent are pair 3, which has two same triangles, and pair 1, which has two L-shaped shapes that are the same. So the correct answer is D, pairs 1 and 3.
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Look at the diagram in the image attached.
What is the measure of LLMN?
A. 67°
B. 71°
C. 109°
D. 113°
Answer:
67°
Step-by-step explanation:
Sum of the interior angles of a triangle = 180
To find x, set the sum of the supplementary angles to the 3 shown angles (x-6, x+9, x) equal to 180:
180 = (180-x+6) + (180-x-9) + (180-x)
180 = 536 - 3x
-357 = -3x
x = 119
119 - 6 = 113 this is the angle supplementary to ∠LMN, therefore:
m∠LMN = 180 - 113 = 67°
Hello Everyone, please help me with this blanks
Note that the prompt is geared at testing the ability of the to understand certain vocabulary terms. The terms are given as follows:
aggrandizebombastdeignelicitendemicflauntmendaciousobviateorthographypaleontologypanacheparoxysmrecoilsaturnineshibbolethThe completed paragraphs are given below.
The first paragraph is completed as follows:
When Dr. Carter is not fulfilling his duties as the professor of paleontology at Ganton College, he is in the jungles of South America supervising excavations of ancient creatures. During the last dig, Dr. Carter recoiled when a poisonous snake tried to bite him. Now he wears tall boots and gloves to obviate the risk of dangerous animals endemic to the region.
He will definitely elicit the need for such safety measures. Some of the incoming scientists will accuse him of self-aggrandizement despite the fact that the sociable doctor always avoids using too much panache when speaking about safety; he'll flaunt his amazing findings when he returns to the campus at the end of the summer. He can put his bombast to better use in the classroom.
The second paragraph is completed as follows:
Baker deigned to give a semi-friendly nod to his Nazi captors, and he immediately suffered the consequences. Baker then endured the loud paroxysm of his cellmates: "What was that? What, are you working for them, too?"
He understood their paranoia. Just weeks before, a(n) mendacious rebel captive had revealed the escape plan to the guard. The prisoners, including Baker, had to abandon months of secrecy and labor that went into the construction of the tunnel. They had not yet regrouped; most of the saturnine prisoners simply lay in their cells, defeated.
Baker sat against the wall and thought about his capture. He had misused the shibboleth that the Nazis used to identify foreign spies. and the lack of orthography on his forged travel documents instantly signaled that he was not the German officer he claimed to have been. They must need information, he reasoned, or they would have executed him by now.
The definition of terms are given as follows:
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HELLLLLLP!!! ASAP PLEASE DONT BE A SCAM A yard stick is placed vertically on the ground. It cases a 6 foot shadow. A tree nearby casts a 24 ft shadow. What is the height of the tree?
tree's height =
Answer:
12 feet
Step-by-step explanation:
Let h be the height of the tree. We set up and solve this proportion:
[tex] \frac{h}{24} = \frac{3}{6} [/tex]
[tex]6h = 72[/tex]
[tex]h = 12[/tex]
Explain how to solve the equation. c/6 equals 9
Answer: c = 54
Step-by-step explanation:
c/6 = 9
c/6*(6) = 9*6
c = 54
Answer: c = 54
Step-by-step explanation:
c/6 = 9
you then multiply c/6 by it's denominator, which in this case 6. What you do on one side, you have to do to the other.
6 · c/6 = 9 · 6
Then you multiply everything, 6 cancels out denominator 6 which leaves C and 9 turns into 54. Meaning c equals 54.
c = 54
To check, you can replace c with 54 in your original equation.
54/6
54÷6 = 9
Describe the signs of two rational numbers when (a) their sum is positive, (b) their product is positive, and (c) their quotient is positive. Give examples to support your answers
Answer:
here are signs for (A), (B) and (C) hope this helps :)
Step-by-step explanation:
(a) The signs of two rational numbers whose sum is positive can be either both positive or both negative. If the signs are different, the absolute value of one number is greater than the absolute value of the other.
Example:
1/2 + 3/4 = 1/4 (positive sum, both numbers are positive)
-2/3 + 4/5 = 2/15 (positive sum, both numbers are negative)
(b) The signs of two rational numbers whose product is positive can be either both positive or both negative.
Example:
1/3 * 4/5 = 4/15 (positive product, both numbers are positive)
-2/7 * -3/4 = 3/14 (positive product, both numbers are negative)
(c) The signs of two rational numbers whose quotient is positive can be either both positive or both negative.
Example:
2/3 ÷ 1/4 = 8/3 (positive quotient, both numbers are positive)
-5/6 ÷ -2/3 = 5/4 (positive quotient, both numbers are negative)
The median number of points scored by
players in a basketball game is
The range of the numbers of points scored by the same basketball players in the same game is
The possibility of any other range other than 13-6 through 17-10 with several recurring values (mode) is not possible because mean 12 is the median. Hence, I went with 16 and 9.
What is mean?The mean of a dataset, sometimes referred to as the arithmetic mean, is the sum of all results multiplied by the number of values . This is the most popular way to measure central tendency and is sometimes refereed to as the "mean." This is obtained by dividing the total total of values within the dataset by the sum of the values. Calculations may be performed using both raw data and information that has been compiled into frequency tables. The average of a number is referred to as average. Calculating the following is easy: After adding all the digits, divide by the number of digits. the sum split by the count.
The query is not complete. It would still be 9 and 16 if the question asked for the two numbers that may represent the lowest and highest scores.
9 numbers in total. List them in descending order. Your Median is the middle number. The gap between the greatest and the lowest number called the range. The probabilities are therefore 8-1, 9-2, 10-3, 11-4, 12-5, 13-6, 14-7, 15-8, 16-9, 17-10, 18-11, and 19-12. The possibility of any other range other than 13-6 through 17-10 with several recurring values (mode) is not possible because 12 is the median. Hence, I went with 16 and 9.
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what is inches to decimal ?
Inches to decimal is the conversion used in converting inches to decimal feet. So 1 inch = 0.0833 decimal feet.
By multiplying or dividing, a conversion factor aids in changing one set of units to another. It is the formula necessary to convert a measurement from one unit system to another unit system of the same measurement.
The conversion of inches to decimals is important in the conversion of feet. To convert inches to decimal of foot, multiply the given inches value by 0.0833. That is 1 inch = 0.0833 decimal feet. For example, 6 inches is converted as 6×0.0833=0.4998 decimal feet.
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HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
A cone with height h and radius r has volume V = 13πr2h. If a certain cone with a height of 9 inches has volume V = 3πx2 + 42πx + 147π, what is the cone’s radius r in terms of x?
Influencers with more than 50,000 followers earn $200 per 100,000 views in a single video. They also earn a standard video payment of $50.
If v is the number of 100,000 views per video, write rationlan expression fr the total payment an influencer with more than 50,000 subscribers receives per video. How much does an influencer earn if a video they publish has 1 million views?
Answer:
Therefore, the influencer would earn $52 for a video with 1 million views.
Step-by-step explanation:
what is the measure of each angle in a regular polygon with 5 sides?
Each angle in a regular polygon with 5 sides measures 108 degrees.
A polygon is a closed shape with straight sides. A regular polygon is a polygon where all sides are of equal length and all angles are of equal measure.
To find the measure of each angle in a regular pentagon, we can use the formula:
angle measure = (n-2) x 180 / n
where n is the number of sides.
Substituting n=5 into the formula gives:
angle measure = (5-2) x 180 / 5
Subtract the terms
= 3 x 180 / 5
= 540 / 5
Divide the numbers
= 108 degrees
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A pole 5 feet tall is used to support a guy wire for a tower, which runs from the tower
to a metal stake in the ground. After placing the pole, Liam measures the distance
from the pole to the stake and from the pole to the tower, as shown in the diagram
below. Find the length of the guy wire, to the nearest foot.
The length of the guy wire is approximately 21 feet
Calculating the length of the guy wireFrom the question, we are to calculate the length of the guy wire.
To calculate the length of the guy wire,
First, we will determine the height of the tower.
Let the height of the tower be h
From the given diagram, we can write that
h/(9 +4) = 5/4
h/13 = 5/4
h = (13×5)/4
h = 65/4
h = 16.25 feet
Let the length of the guy wire be l
Then,
From the Pythagorean's theorem we can write that
l² = 16.25² + (9+4)²
l² = 264.0625 + 13²
l² = 264.0625 + 169
l² = 433.0625
l = √433.0625
l = 20.81015
l ≈ 21 feet
Hence, the length is approximately 21 feet
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Help me pls i beg of you
The radius of the circle is solved to be
2How to find the radius of the arc
The radius of the circle is using the formula for length of arc
= theta / 360 * 2πr
For angles in radian we have that
= theta * radius
Form the problem we have that
arc length is 11π/3
theta = 11π/6 radians
hence
11π/3 = 11π/6 * radius
radius = 2
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Bob has a box of chocolates containing 6 chocolate covered almonds, 4 chocolate covered peanuts, and 8 plain chocolates. If the chocolates look identical, what is the probability that the first two chocolates Bob eats will have almonds?
Answer:
The probability that the first two chocolates Bob eats will have almonds is 5/51 or 9.8% (nearest tenth).
Step-by-step explanation:
Given that Bob has a box of chocolates containing 6 chocolate covered almonds, 4 chocolate covered peanuts, and 8 plain chocolates, the total number of chocolates in the box is:
[tex]\implies \sf Total=6 + 4 + 8 = 18[/tex]
Probability Formula[tex]\boxed{\sf Probability\:of\:an\:event\:occurring = \dfrac{Number\:of\:ways\:it\:can\:occur}{Total\:number\:of\:possible\:outcomes}}[/tex]
Therefore, the probability that the first chocolate Bob eats will have almonds is:
[tex]\implies \sf P(first\;almond)=\dfrac{6}{18}[/tex]
As Bob has eaten one almond chocolate there are now 5 chocolate covered almonds left and a total of 17 chocolates. Therefore, the probability that the next chocolate Bob eats will have almonds is:
[tex]\implies \sf P(second\;almond)=\dfrac{5}{17}[/tex]
To find the total probability for two or more events, multiply the probabilities. Therefore, the probability that the first two chocolates Bob eats will have almonds is:
[tex]\begin{aligned}\implies \sf P(first\;almond)\;and\;P(second\;almond) & =\dfrac{6}{18} \times \dfrac{5}{17}\\\\ &=\dfrac{30}{306}\\\\&=\dfrac{5}{51}\\\\&=0.0980392...\\\\&=9.80392...\%\end{aligned}[/tex]
Therefore, the probability that the first two chocolates Bob eats will have almonds is 5/51 or 9.8% (nearest tenth).
I got this from Khan academy.
Rewright the equation by completing the square. x^2 −14x+33=0
(x+_)^2
HELP!
How to solve this equation
Answer:
[tex]y = \frac{Pa}{b} - za[/tex]
Step-by-step explanation:
See picture below :)
How many ways can two names be chosen from 76 in a raffle if only one entry per person is allowed
The number of ways two names can be chosen from 76 in a raffle where only one entry is allowed is 3,025.
This can be calculated by using the combination formula: nCr = n!/(r!(n-r)!), where n is the total number of names (76) and r is the number of names to be chosen (2). The calculation for the same is written out below:
nCr = 76!/(2!(76-2)!)
= 76!/(2!*74!)
= 3,025.
This means that there are 3,025 possible combinations of two names that can be chosen from the 76 names if only one entry is allowed per person.
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Show that (10w+3)(w-1) -(2-3w)² ≡ w² + bw + c, where b and c are integers to be found
Answer:
w² + 5w - 7
b = 5
c = -7
Step-by-step explanation:
(10w + 3)(w - 1) - (2 - 3w)² (distribute)
10w² - 10w + 3w - 3 - (2 - 3w)² (combine like terms)
10w² - 7w - 3 - (2 - 3w)² (expand (2 - 3w)²)
10w² - 7w - 3 - ((2 - 3w)(2 - 3w)) (distribute)
10w² - 7w - 3 - (4 - 6w - 6w + 9w²) (combine like terms)
10w² - 7w - 3 - (4 - 12w + 9w²) (distribute the negative)
10w² - 7w - 3 - 4 + 12w - 9w² (combine like terms)
w² + 5w - 7
Therefore, b = 5 and c = -7.
Find (p•q)(x).
p(x) = x + 4
q(x) = 3x² + 2x
Answer:
(p • q)(x) = 3x² + 2x + 4
Step-by-step explanation:
(p • q)(x) same as p(q(x)) is the composite function obtained by applying the expression for q(x) in place of x in p(x)
We have
p(x) = x + 4
q(x) = 3x² + 2x
To find (p • q)(x)
wherever there is an x in p(x) substitute with 3x² + 2x
(p • q)(x) = x + 4
= (3x² + 2x) + 4
= 3x² + 2x + 4
Jim is 4 more than twice the age of his
cousin Mark. If the sum of their ages is
34. How old is Jim?
Answer:
24 years old
Step-by-step explanation:
Jim = 2x + 4
Mark = x
Sum of their ages = 34
2x + 4 + x = 34
2x + x = 34 - 4
3x = 30
3x / 3 = 30 / 3
x = 10
Mark = 10 years old
Jim = 2x + 4
= 2 ( 10 ) + 4
= 20 + 4
= 24
Therefore, Jim is 24 years old
An item is priced at $13.09. If the sales tax is 4%, what does the item cost including sales tax?
a recent survey polled a sample of male mexican-american adolescents to determine if there is an association between smoking and unhealthy behaviors. below is the data. each boy, age 10-18, was classified according to smoking status and his response to a question asking whether he liked to do risky things. likes risky things doesn't like risky things smoker 45 36 nonsmoker 46 153 a. what proportion of sampled smokers likes risky things?
The proportion of sampled smokers that like risky things is 0.555.
How to obtain the proportionThe propotion of smokers that like risky things will be obtained by dividing the total number of smokers that like risky things by the total number of boys that were sampled.
To obtain this, we will have
Total number of smokers that like risky things= 45
Total number of smokers that don't like risky things = 36
Total number of smokers = 81
So, 45/81
= 0.555
Since we are asked to keep the result in decimal form, we will divide the figure to obtain 0.555.
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Olivia likes to go to her local car wash because she is a premier member there. Her membership fee costs $40. 00 and that membership allows her to get her car washed for $14. 00 every visit
From the given information provided, the total cost of olivia membership fee and her car wash is $82.
The membership fee is a one-time cost of $40.00. To calculate the cost of three car washes, we can simply multiply the cost per car wash by the number of car washes:
3 car washes x $14.00 per car wash = $42.00
So the total cost for Olivia's membership fee and three car washes would be:
$40.00 (membership fee) + $42.00 (cost of three car washes) = $82.00
Question - Olivia likes to go to her local car wash because she is a premier member there. Her membership fee costs $40. 00 and that membership allows her to get her car washed for $14. 00 every visit. What would be the cost of Olivia's membership fee and three car washes?
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A credit card holder has an outstanding balance on four different credit cards. Which method of paying off the credit card will take the longest period of time?
© Making fixed payments each month
O Paying the minimum balance each month
© Snowballing payments according to the highest interest rate
Snowballing payments according to the lowest balance
The method of paying off the credit card that will take the longest period of time is B. Paying the minimum balance each month.
How would this take the longest time ?Paying the minimum balance each month will take the longest period of time to pay off the credit card. The minimum payment is typically a small percentage of the outstanding balance, which means that it will take a longer time to pay off the entire balance.
Additionally, interest charges will continue to accrue on the remaining balance, which can increase the total amount owed over time. Making fixed payments each month and snowballing payments according to the highest interest rate or the lowest balance can help to pay off the credit card more quickly.
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how to convert 50 mph to kmh?
The speed of 50 mph is equivalent to 80.47 km/h.
Mph is an abbreviation for miles per hour, and it is a unit of measurement commonly used in the United States. On the other hand, km/h stands for kilometers per hour, and it is a unit of measurement commonly used in most other countries.
To convert 50 mph to km/h, we need to use a conversion factor that relates the two units.
The conversion factor we need to use in this case is 1 mile = 1.60934 kilometers. This means that for every mile covered, there are 1.60934 kilometers covered. To convert 50 mph to km/h, we simply need to multiply 50 by the conversion factor, as shown below:
50 mph x 1.60934 km/mi = 80.47 km/h
Therefore, 50 mph is equivalent to 80.47 km/h. This means that if you were driving at 50 mph in the United States, you would be traveling at a speed of 80.47 km/h if you were to convert to km/h in another country.
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