chem 2 trig identities

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Last updated 2:42 PM on 10/17/26
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19 Terms

1
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derivative of sinx

cosx

2
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derivative of tanx

sec²x

3
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derivative of cotx

-csc²x

4
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derivative of secx

secxtanx

5
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derivative cscx

-cscxcotx

6
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derivative of arcsinx

1/(sqrt(1-x²)

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derivative of arccosx

-1/(sqrt(1-x²))

8
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derivative of arctanx

1/(1+x²)

9
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sin²x

(1-cos(2x))/2

10
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cos²x

(1+cos(2x))/2

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sin(2x)

2sinxcosx

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cos(2x)

cos²x-sin²x

13
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integral of tanx

ln|secx|+c

14
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integral of secx

ln|secx + tanx| + c

15
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Pythagorean theorem identity

sin²x+ cos²x = 1

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tangent secant identity

1 + tan²x = sec²x

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(a²-x²)

asec(theta)

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(x²-a²)

asin(theta)

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(x²+a²)

atan(theta)