7. Which sinusoidal equation has an amplitude of 7, a period of , and a phase shift of to the right? y = -7 cos 2(x + +11) n(x - ²) a. y = -7 sin(x) b. y = 7cos (2x) + +1 8. The values of sin TRUE a. and cos C. b. FALSE d. y = -7 tan are both equal to because the related special triangle is isosceles.

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