Math, asked by Anonymous, 1 year ago

solve it.............

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Answered by arunsalpure

1

Answer:

2cosA/2

put √2+2cos4A=2cos 2A=eqn1

√2+√2+2cos4A=2cosA=eqn2

from1and2 √2+√2+√2+2cos4A=2cosA/2

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