3 Answered Questions for the topic Competencies Trigonometric Identities

Competencies Trigonometric Identities

05/18/17

Use identities to find values of sin 2θ and cos 2θ for cos θ = -12/13, sin θ > 0
Could anyone help me solve this problem? I have been stuck on it for a while. 
Follows • 2
Expert Answers •1
Competencies Trigonometric Identities

05/18/17

Use the trigonometric identities to find sin x, tan x, and cot(-x), given cos x = 3/5 and x in quadrant IV
Could anyone help me solve this problem? I've been stuck on it for a while.
Follows • 2
Expert Answers •1
Competencies Trigonometric Identities

05/18/17

Use identities to find values of sin 2θ and cos 2θ for sin θ = 2/5, cos θ < 0
Could anyone help me solve this problem? I've been stuck on it for a while.
Follows • 3
Expert Answers •2

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