trig identities

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17 Terms

1
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sec x

1 / cosx

2
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csc x

1 / sin x

3
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cot x

1 / tan x

4
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tan x

sin x / cos x

5
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cot x

cos x / sin x

6
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cos2x + sin2x

1

7
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sin2x

1 - cos2x

8
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cos2x

1 - sin2x

9
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sec2x

1 + tan2x

10
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sec2x - tan2x

1

11
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tan2x

sec2x - 1

12
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csc2x

1 + cot2x

13
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cot2x

csc2x - 1

14
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csc2x - cot2x

1

15
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sin pi

0

16
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cos pi

-1

17
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