2 Answered Questions for the topic Exact Values

Exact Values Identities

07/26/21

Trigonometric Identities
If cosθ=–1⁄2 and θ is in the second quadrant, find cos 2θ.
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Expert Answers •1

06/12/15

Exact value Precalc review
Give the EXACT value of the following.   a)sin 135 b)cos 240 c)tan 330   i missed this unit seems easy though. I would assume you just type that into a calculator? But that seems too simple... more
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Expert Answers •2

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