Math, asked by veeshh, 9 months ago

cos square 15 - cos square 75

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Answered by dearjinewale

0

Step-by-step explanation:

cos square 15- cos square 75 = 3/2.

Answered by 19ba826

0

Step-by-step explanation:

cos squre 15 - cos squre(90-15)

cos square 15 - sin squre15

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