please check attachment for full test

The Summary of Formulas and Trigonometric Tables from the Appendix is included for your use during the test.

____ 1.a.

What is the phase shift of y = cos (x + )? to the right

b.

c.

d.

to the left

to the left

to the right

____ 2.

____ 3.

____ 4.

Between what values of x is cos x a increasing function?

Betweenx=(2nâ€“1) and1n ,wherenisanyinteger.

Between x = 2n and 2n, where n is any integer.

Betweenx=(2n and2nâ€“1 ),wherenisanyinteger.

Betweenx=(2nâ€“1) and2n ,wherenisanyinteger.

Find the inverse of h = {(5,1), (4, 8), (3, 7), (9, 3)}.

{(5,1), (4, 8), (3, 7), (9, 3)}

{(1, 5), (8, 4), (7, 3), (3, 9)}

{(5, 4), (3, 9), (8, 7), (1, 3)}

{(4, 5), (3, 8), (1, 9), (3, 3)}

Express the algebraic sum of sin 4x âˆ’ sin x as a product.

2cos5xsin3x

2cos4xsin2x

c.

d.

____ 5.

____ 6.

____ 7.

____ 8.

Evaluate sin 54Â° cos 9Â° â€“ cos 54Â° sin 9Â°. What is the value? a.b.

c. 0.8910 d. 0.4540

Express the following product as an algebraic sum: cos28Â°cos34Â° a. 2[cos62Â° + cos6Â°]

b.c.d. cos62Â° + cos6Â°

[cos31Â° + cos12Â°] [cos62Â° + cos6Â°]

Findthesolutionsetof0â‰¤x<2 intheinterval1âˆ’cosx=sinx. a. { ,2 }

b.

c. {0,2 } d. 0

Give the size and direction of the phase shift of the second equation relative to the first equation. y = 3 sin4x; y=3sin(4xâ€“2 )

a.

b.

c.

d.

{0, }

to the left

to the right

to the left

to the right

____ 9.

Find the amplitude of the equation: .

1

2

c.

d. âˆ’1

____ 10.a.

____ 11.

____ 12.

. What is the second step equal to?

tan(44Â° + 16Â°)

tan(44Â° âˆ’ 16Â°)

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mathematics 90 .