Math homework help

Graph the function.

y = – sin 

	A.
	B.
	C.
	D.

Graph the function.

y = cos 

	A.
	B.
	C.
	D.

Graph the function. y = |cot|

	A.
	B.
	C.
	D.

Use a vertical shift to graph the function.

y = 2 + sin x

	A.
	B.
	C.
	D.

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°

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

cot

	A. 1
	B. -1
	C. –
	D. –

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

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

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

Find the exact value of the expression.

tan^-10

	A. 0
	B. π
	C.
	D. 2π

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

Find the exact value of the expression.

sin-1 (0.5)

	A.
	B.
	C.
	D.

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.

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

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

cos

	A.
	B.
	C.
	D.

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

sin

	A. –
	B.
	C. –
	D.

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

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

csc

	A. -2
	B. –
	C. 2
	D.

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

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