Math, asked by akashred057, 6 months ago

if a+b=pi/2 then cos^2a + cos^2b

Answers

Answered by sathwikaakella0511

Answer:

a+b=pie/2

2a+2b=pie

cos^2a+cos^2b

cos^(pie-2b)+cos^2b

cos^2b+cos^2b

2cos^2b

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