trigonomic relationships and derivatives

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20 Terms

1
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f’(sinx)

cosx

2
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f’(cosx)

-sinx

3
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f’(tanx)

sec^2(x)

4
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f’(secx)

sec(x)tan(x)

5
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f’(cotx)

-csc^2(x)

6
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f’(cscx)

-csc(x)cot(x)

7
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sin^2(x) + cos^2(x)

1

8
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1 + tan^2(x)

sec^2(x)

9
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1 + cot^2(x)

cosec^2(x)

10
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sin(A + B)

sinAcosB + cosAsinB

11
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sin(A - B)

sinAcosB - cosAsinB

12
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cos(A + B)

cosAcosB - sinAsinB

13
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cos(A - B)

cosAcosB + sinAsinB

14
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tan(A + B)

(tanA + tanB) / (1 - tanAtanB)

15
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tan(A - B)

(tanA - tanB) / (1 + tanAtanB)

16
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sin(2A)

2sinAcosA

17
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cos(2A)

cos^2A - sin^2(A)

18
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cos(2A)

1 - 2sin^2(A)

19
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cos(2A)

2cos^2(A) - 1

20
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tan(2A)

(2tanA) / (1 - tan^2(A))