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Question 1 of 20

0.0/ 5.0 Points

Graph the function.

y = – sin

A.

B.

C.

D.

Question 2 of 20

0.0/ 5.0 Points

Graph the function.

y = cos

A.

B.

C.

D.

Question 3 of 20

0.0/ 5.0 Points

Graph the function. y = |cot|

A.

B.

C.

D.

Question 4 of 20

5.0/ 5.0 Points

Use a vertical shift to graph the function.

y = 2 + sin x

A.

B.

C.

D.

Question 5 of 20

0.0/ 5.0 Points

Find a cofunction with the same value as the given expression. csc 52°

A. sec 52°

B. sec 38°

C. sin 52°

D. sec 142°

Question 6 of 20

0.0/ 5.0 Points

Find the exact value of the trigonometric function. Do not use a calculator.

cot

A. 1

B. -1

C. –

D. –

Question 7 of 20

5.0/ 5.0 Points

Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s. r = 2.7 meters, s = 4.32 meters

A. 0.37 radians

B. 1.6 radians

C. 1.35 radians

D. 3.5 radians

Question 8 of 20

5.0/ 5.0 Points

Use a calculator to find the value of the trigonometric function to four decimal places. tan 3.4

A. 0.0594

B. 0.2643

C. 0.2555

D. 0.9668

Question 9 of 20

0.0/ 5.0 Points

Find the exact value of the expression, if possible. Do not use a calculator.

cos (cos-10.2)

A. 0.2

B. 3.3

C. 2.9

D. 1

Question 10 of 20

5.0/ 5.0 Points

Find the exact value of the expression.

tan-10

A. 0

B. π

C.

D. 2π

Question 11 of 20

0.0/ 5.0 Points

Use a calculator to find the value of the trigonometric function to four decimal places. sec 8

A. -6.8729

B. 1.0098

C. 7.1854

D. 1.0108

Question 12 of 20

5.0/ 5.0 Points

Find the exact value of the expression.

sin-1 (0.5)

A.

B.

C.

D.

Question 13 of 20

0.0/ 5.0 Points

Obtain the graph of h by adding or subtracting the corresponding y-coordinates on the graphs of f and g in the same rectangular coordinate system.

f(x) = 3 sin x, g(x) = sin 2x; h(x) = (f + g)(x)

A.

B.

C.

D.

Question 14 of 20

5.0/ 5.0 Points

Find the exact value of the expression. Do not use a calculator. If tan θ = 9, find the exact value of cot .

A. 8

B. 10

C.

D. 9

Question 15 of 20

0.0/ 5.0 Points

Use the given triangles to evaluate the expression. Rationalize all denominators.

cos

A.

B.

C.

D.

Question 16 of 20

0.0/ 5.0 Points

Use even and odd properties of the trigonometric functions to find the exact value of the expression.

sin

A. –

B.

C. –

D.

Question 17 of 20

0.0/ 5.0 Points

From a boat on the lake, the angle of elevation to the top of a cliff is 26°35′. If the base of the cliff is 85 feet from the boat, how high is the cliff (to the nearest foot)?

A. 56 feet

B. 43 feet

C. 53 feet

D. 46 feet

Question 18 of 20

0.0/ 5.0 Points

Use even and odd properties of the trigonometric functions to find the exact value of the expression.

csc

A. -2

B. –

C. 2

D.

Question 19 of 20

0.0/ 5.0 Points

The given angle is in standard position. Determine the quadrant in which the angle lies. -25°

A. Quadrant III

B. Quadrant II

C. Quadrant IV

D. Quadrant I

Question 20 of 20

0.0/ 5.0 Points

Find the length of the arc on a circle of radius r intercepted by a central angle θ. Round answer to two decimal places. r = 8 meters, θ = 50°

A. 6.98 meters

B. 5.58 meters

C. 7.68 meters

D. 6.28 meters

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