AQA A Level Maths Identities

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Math

A-Level Mathematics

AQA

sin²x+cos²x

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sin (A ± B)

sinAcosB±sinBcosA

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cos (A ± B)

cosAcosB∓sinAsinB

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tan(A ± B)

tanA±tanB/1∓tanAtanB

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sin2x

2sinxcosx

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cos2x

cos²x-sin²x

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cos2x

2cos²x-1

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cos2x

1-2sin²x

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tan2x

2tanx/1-tan²x

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sec²x

1+tan²x

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cosec²x

1+cot²x

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