Solving Trig Equations and Identities

Simplify cos x tan x.

• csc x

• sin x

• 1

• cos x

Simplify cos x + cos x tan² x

• sec x

• 1 + tan x

• csc x

• tan x

If csc x = 2, find sin x .

• 1/2

• 2

• 5/3

• 3/5

• 4/5

• 5/4

• cos x

• tan x

• cot x

• sin x

• cos x

• cot x

• tan x 

• sin x

Complete the identity csc x (cos x - sec x) = ___________.

• -tan x

• tan x

• cot x

• -cot x

• csc x

• sec x

• tan x

• cot x

• 30 degrees, 60 degrees

• 150 degrees, 90 degrees

• 30 degrees, 90 degrees

• 60 degrees, 90 degrees