Math, asked by vssingh2u, 10 months ago

(sin90 +2a )(4- cos^2(90-2a)

Answers

Answered by Heather070599

0

Answer:

I think the answer would be

sin(90+2a)[4-cos(90-2a)]

=cos 2a [4- sin 2a]

Step-by-step explanation:

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