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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=(2n1) and1n ,wherenisanyinteger.
Between x = 2n and 2n, where n is any integer.
Betweenx=(2n and2n1 ),wherenisanyinteger.
Betweenx=(2n1) 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 sin x as a product.
2cos5xsin3x
2cos4xsin2x
c.
d.
____ 5.
____ 6.
____ 7.
____ 8.
Evaluate sin 54° cos 9° cos 54° sin 9°. What is the value? a.b.
c. 0.8910 d. 0.4540
Express the following product as an algebraic sum: cos28°cos34° a. 2[cos62° + cos6°]
b.c.d. cos62° + cos6°
[cos31° + cos12°] [cos62° + cos6°]
Findthesolutionsetof0¤x<2 intheinterval1cosx=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(4x2 ) 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. 1 ____ 10.a. ____ 11. ____ 12. . What is the second step equal to? tan(44° + 16°) tan(44° 16°) "Place your order now for a similar assignment and have exceptional work written by our team of experts, guaranteeing you A results."
