unit circle/trig identities review
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Last updated 11:18 PM on 9/8/24
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14 Terms
1
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reciprocal identity of cot theta
1/tan theta
2
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reciprocal identity of csc theta
1/sin theta
3
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reciprocal identity of sec theta
1/cos theta
4
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quotient identity of tan theta
sin theta/cos theta
5
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quotient identity of cot theta
cos theta/sin theta
6
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sin 2 theta =
2sin theta cos theta
7
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cos 2 theta =
cos² theta - sin² theta
2cos² theta-1
1-2 sin² theta
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tan 2 theta
2 tan theta / 1 - tan² theta
9
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sin² theta + cos² theta =
1
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tan² theta + 1 =
sec² theta
11
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1 + cot² theta
csc² theta
12
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unit circle
13
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30 60 90 triangle
14
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45 45 90 triangle
