Math, asked by Anonymous, 8 months ago

(prove that... )

when →(ø = π/4)

cos²ø+sin²3ø+sin²5ø+sin²7ø
= 2

Answers

Answered by kalpeshdey356

0

Answer:

let's I show you briefly.

Step-by-step explanation:

please mark me as brainliest

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