Trig Identities

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12 Terms

1
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sin²0+cos²0=

1

2
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1+ tan²0=

sec²0

3
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1+cot²0=

csc²0

4
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sec(x)=

1/cos(x)

5
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csc(x)=

1/sin(x)

6
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cot(x)=

1/tan(x)

7
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sin(2(0))=

2sincos0

8
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cos(2(0))=

cos²0-sin²0

9
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cos(2(0))=

1-sin²0

10
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cos(2(0))=

2cos²0-1

11
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tan(x)

sin(x)/cos(x)

12
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cot(x)*

cos(x)/sin(x)