D.

cotx
1+cscx
cotx
1-cscx
= 2 sec x
verify step by step

Answers

Answer 1

Answer:ok

Step-by-step explanation:kk


Related Questions

Solve the Antiderivative.​

Answers

1
∫ -------------------- dx
x² + 6x + 10


1
∫ -------------------- dx
(x+3)² + 1

Let t = x + 3
dt = dx

1
∫ -------------------- dt
t²+1

1/1 arctan(t/1)

1/1 arctan (x+3 / 1)


=arctan(x+3) + C

Find the value of x. I WILL GIVE 100 POINTS ANSWER QUICK!

Answers

Answer:0.714 not sure exactly  if i need to simplify, mullitiply,  or divide.

Step-by-step explanation:

the answer is 0.714 ! hope this helped clarify

Find x, the angle of depression from the top of a lighthouse that is 153 ft above the water level to the waterline of a ship 1071 ft off shore. Round your answer to the nearest tenth of a degree.

Answers

Answer:

x = 8.1°

Step-by-step explanation:

Reference angle = x

Opposite side = 153 ft

Adjacent side = 1071 ft

Applying trigonometric ratio (TOA), we have:

[tex] tan(x) = \frac{opp}{adj} [/tex]

[tex] tan(x) = \frac{153}{1071} [/tex]

[tex] x = tan^{-1}(\frac{153}{1071}) [/tex]

[tex] x = 8.1 degrees [/tex] (nearest tenth)

Someone please help me with this and show work I don’t get it I’ll give brainliest

Answers

Answer: THAT IS RIGHT OK BYE MAN

Step-by-step explanation: OK BYE

1. The band must eam at least $75 for a trip. Band members
already earned $35. Write and solve an inequality to find how
much money they still need to eam.​

Answers

35 + x >/= 75, then subtract 35 from both sides
x >/= 40

Answer:

$75 * $35 = $2,625

Step-by-step explanation:

75 * 35=2625

can somebody help me with this homework?

Answers

Answer:

121.1/1.6%

Step-by-step explanation:

subtarct the given numebrs to get 121.1

Divide 123.06 from 121.1, multiply by 100, and you have 101.6, rate of change take away the hundred value to get 1.6%

Hope this helps and makes sense

a triangle has side lengths of 16 cm and 19 cm which could be the value of the third side 29cm or 19cm. The value Blank cm is the value of the third side

Answers

Answer:

19 cm

Step-by-step explanation:

because the third side has to be equivalent to at least one other side.

What is the slope of the line through (-4,2) and (3, 3)? "/ yo Choose 1 answer: 19 21 42 142 A А 7 5 B 7 5 5 7 5 7 e slope an​

Answers

Answer:

1/7

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(3-2)/(3-(-4))

m=1/(3+4)

m=1/7

Which is the inverse of the function f (x) = 1/4x + 1/2

Answers

Answer:

f⁻¹(x) = 4x - 2

Step-by-step explanation:

To find the inverse of a function, switch the places of x and y (or f(x)).

f(x) = 1/4x + 1/2 → y = 1/4x + 1/2

Switch the variables.

x = 1/4y + 1/2

Now you want to convert the equation back into y = mx + b form.

x = 1/4y + 1/2

Subtract 1/2 from both sides.

x - 1/2 = 1/4y

Now, you want to isolate y further by dividing both sides by 1/4 (or multiplying by 4).

4(x - 1/2) = y

Distribute the 4.

4x - 2 = y → y = 4x - 2 → f⁻¹(x) = 4x - 2

This is the inverse of your given function.

A computer salesperson is paid a base amount of $100 for the month. For each computer he sells, he receives $15. This month he would like to make at least $450.

Answers

Answer:

He must sell 24 computes

Step-by-step explanation:

100 + 15x = 450

15x = 350

x = 23.33

22×(4.5×4.5×4.5+9)=

what is the answer? ​

Answers

2202.75 is the answer

Answer:

2202.75

Step-by-step explanation:

calculator

Translate this sentence into an equation.

64 is the product of Goran’s height and 4

Use the variable g to represent Goran’s Height

Answers

Answer:

g×4=64

product means multiply

so that would mean Gorans height times 4 and that would all equal 64

hope this helped

A line segment has an endpoint at (-7, 11) and (-6, 4), what is the length of
the segment?

Answers

Answer:

d = 5√2 units

Step-by-step explanation:

Let's use the distance formula: d = √[(x₂ - x₁)² + (y₂ - y₁)²]

Plug in the values with your endpoints.

d = √[(-6 - (-7))² + (4 - 11)²]

Solve within the parentheses.

d = √[(1)² + (-7)²]

Solve the exponents.

d = √[1 + 49]

Solve within the brackets.

d = √50

Simplify the square root.

25 • 2 = 50

√25 • √2 = √50

5 • √2 = √50

d = 5√2 units

Hope this helps!

a rectangle has a length of 8m and a width of 4.5m. A parallelogram has a length of 6 m. The area of the parallelogram is twice the area of the rectangle. What is the height of the parallelogram

Answers

Answer:

12m

Step-by-step explanation:

work out the area of the rectangle then times it by 2 because the parallelogram is twice the area of the rectangle. 8 × 4.5m = 36m². 36 ×2 = 72cm². Now you do 72 ÷ 6 = 12 . the answer is 12m.

The height of the parallelogram is 12 meters.

What is a rectangle?

A rectangle is a 2-D shape with length and width.

The length and width are different.

If the length and width are not different then it is a square.

The area of a rectangle is given as:

Area = Length x width

We have,

The area of a rectangle is given by the formula A = lw, where l is the length and w is the width.

The area of the rectangle is A1 = lw = (8 m)(4.5 m) = 36 m².

The area of a parallelogram is given by the formula A = bh, where b is the base and h is the height.

Since the area of the parallelogram is twice the area of the rectangle, we have:

2A1 = A2

2(36 m²) = 72 m²

So the area of the parallelogram is A2 = 72 m².

We are given that the length of the parallelogram is 6 m, so we can use the formula for the area to solve for the height:

A2 = bh

72 m² = (6 m)h

h = 12 m

Therefore,

The height of the parallelogram is 12 meters.

Learn more about rectangles here:

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Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the zeros 0,1, and 1+i

Answers

Answer:

[tex]f(x)=x(x-1)(x^2-2x+2)[/tex]

Step-by-step explanation:

The standard polynomial is given by:

[tex]f(x)=a(x-p)(x-q)...[/tex]

Where a is the leading coefficient and p and q are the zeros.

We are given that the zeros are x = 0, 1, and 1 + i.

First, by the Complex Root Theorem, if 1 + i is a zero, then 1 - i must also be a zero.

Therefore:

[tex]f(x)=1(x-(0))(x-(1))(x-(1+i))(x-(1-i))[/tex]

Simplify:

[tex]f(x)=x(x-1)(x-(1+i))(x-(1-i))[/tex]

Expand the third and fourth factors:

[tex](x-(1+i))(x-(1-i))=(x-(1+i))(x)-(x-(1+i))(1-i)[/tex]

Distribute:

[tex]=x^2-x-ix-(x(1-i)-(1+i)(1-i))[/tex]

Expand:

[tex]=x^2-x-ix-x+ix+(1-i+i-i^2)[/tex]

Therefore:

[tex]=x^2-2x+(2)=x^2-2x+2[/tex]

Hence, our polynomial function is:

[tex]f(x)=x(x-1)(x^2-2x+2)[/tex]

multiply c by 9, then add 2 to the result

Answers

Answer:

9c+2

Step-by-step explanation:

Evaluate the expression when x-=12.5 and y=6 12x-3y^2

Answers

Answer:

Step-by-step explanation:

Expresión x--12.5*y-612*x-3*y-2 = 9.5*y-611.0*x-2.0

A teacher wants to create a graph of the students' scores on the final exam and see what the distribution looks like, looking for clusters and gaps in the scores. Which type of graph is the most appropriate?

A) Steam and Leaf
B) Circle Graph
C) Box and Whisker Plot
D) Line Graph

Answers

The most appropriate graph is the (d) line graphs

How to determine the appropriate graph?

From the question, we understand that:

The distribution should include clustersThe distribution should include gaps

Clusters and gaps are easily identified in line graphs, more than the other graphs.

This is also known as the dot plot

Hence, the most appropriate graph is the (d) line graphs

Read more about graphs at:

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Directions: Find the missing term in each pair of equivalent ratios.
1. 3:4 = 21:n
2. 1:5 = n : 40
3. 2 : n = 8 : 12
4. n = 2
42 7

5. 4 = 20
9 n

Answers

Step-by-step explanation:

1 multiplied by 7

3;4=21:28

2) multiplied by 8

1:5= 8:40

3)divided by 4

2:3= 8:12

4) multiplied by 6

12/42= 2/7

5) multiplied by 5

4/9= 20/45

Evaluate the expression 12/(10-2)-(22-18)
A. 3
B. 4
C. 12
D. 0

Answers

Answer:

A

Step-by-step explanation:

Find the value of x.

Answers

Answer:

I think the answer is x=120

What 5+10
15
12
19
5

Answers

Answer:

15

just add 10 plus 5

15 because when you say 10+5 its 15

Laurinda ordered some boxes of greeting cards online. The cost of the cards is $6.50n + $3 where n is the number of boxes ordered and $3 is the shipping and handling charge. How much will Lurinda pay if she orders 8 boxes of cards?

Answers

Answer:

$55.00

Step-by-step explanation:

$6.50 (8) + $3 = $55.00

SOEMOENN HELP ME PLEASE WITH A MATH PROBLME If x is 6, what is:
7- X

Answers

Answer:

1

Step-by-step explanation:

7-6=1

Answer:

1

Step-by-step explanation:

7-x

x=6

7-6=1

At lunch time, Benjamin often borrows money from his friends to buy snacks in the school cafeteria. Benjamin borrowed $0.75 from his friend Clyde five days last week to buy chips. Represent the amount Benjamin borrowed as the product of two rational numbers; then, determine how much Benjamin owed his friend last week.

Answers

Answer:

3.75

Step-by-step explanation:

Find the minimum value for the following quadratic equation.
f(x) = 3x2 + 6x-1

Answers

Answer:

(-1,-2)

Step-by-step explanation:

Maybe

The regular price of an item at a store is $2,000. If the sale price is $1,120, what percent is the discount?

Answers

Answer:

$3,120

Step-by-step explanation:

$2,000

+$1,120

---------------

    $3,120

Hence, the percent is the discount is $ [tex]3120[/tex].

What is the percentage?

A percentage is a number or ratio expressed as a fraction of [tex]100[/tex]. It is often denoted using the percent sign, "%".

Here given that,

The regular price of an item at a store is $[tex]2,000[/tex]. If the sale price is $[tex]1,120[/tex].

So,

[tex]2,000+1120=3120[/tex] $

Hence, the percent is the discount is $ [tex]3120[/tex].

To know more about the percentage

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Find the H.C.E of 108 and 72.​

Answers

Answer:

36 is the HCF of 108 and 72

Answer:

36.

Step-by-step explanation:

HCF of 108 and 72

108 = 2 * 2 * 3 * 3 * 3

72 = 2 * 2 * 2 * 3 * 3

So picking out the common factors we have

HCF = 2 * 2 & 3 * 3

= 4 * 9

= 36.

Find three points on the parabola.
x^2−6x−4y+5=0

Answers

Answer:

(0,1.25), (1,0), (-1,3)

Step-by-step explanation:

Find the perimeter of the figure. Round to the nearest tenth.
answer.
3 ft
3 ft
20 ft
5 ft
14 ft
Perimeter
feet

Answers

Answer:

45

Step-by-step explanation:

Add the sides together:

3+3+20+5+14=45

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