13.7 I NVERSE T RIGONOMETRIC F UNCTIONS Algebra II w/ trig

Principal Values of Sine, Cosine, and Tangent: y = Sin x if and only if y = sin x and y = Cos x if and only if y = cos x and y = Tan x if and only if y = tan x and

Inverse Sine, Cosine, and Tangent: Given y = Sin x, the inverse Sine Function is defined by or Given y = Cos x, the inverse Cosine Function is defined by or Given y= Tan x, the inverse Tangent Function is given by or

I. Write each equation in the form of an inverse function.(remember inverse is switching the x and y around) A. B. C.

II. Solve each equation by finding the value of x to the nearest degree. A.B. C.D.

III. Find each value. Write angle measures in radians. Round to the nearest hundredth. A.B. C.D. E.