Engineering Mathematics

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7 Terms

1
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Cos double angle formula

Cos²x - sin²x

2cos²x - 1

1-2sin²x

2
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Sin double angle formula

2sinx•cosx

3
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Product rule

Dy/dx = u’v + uv’

4
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Quotient rule

dy/dx = (u’v - uv’)/v²

5
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Tan double angle formula

Tan2x = 2tanx/1-tan²x

6
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Cosine rule

C² = a² + b² - 2(a)(b)cosx

7
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Integration by parts