trigonometric identities references
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21 Terms
1
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Secθ=
1/cosθ
2
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Cscθ=
1/sinθ
3
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Cot=
1/Tanθ
4
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Tanθ=
Sinθ/cosθ
5
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Cotθ=
Cosθ/sinθ
6
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Cosθ x secθ=
1
7
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Sinθ x cscθ=
1
8
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Cosθ x tanθ=
Sin θ
9
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Cos²=
1-sin² or (1-sin)(1+sin)
10
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Cos=
-1√1-sin²
11
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Sin²=
1-cos² or (1+cos)(1-cos)
12
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Tan²=
Sec²-1
13
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Sec²-tan²=
1
14
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Cot²=
Csc²-1
15
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Tan
cot
16
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sin
Csc
17
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Cos
Sec
18
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Sin²+cos²=
1
19
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Tan²+1=
Sec²
20
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Cot²+1=
Csc²
21
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Note 
Flashcards (42)