Math, asked by surekhaGangane15051, 7 months ago

Cos^2 α/11+ cos^2 2α/11+ cos^2 3α/11 + cos^2 4α/11+ cos^2 5α/11 =9/4

Answers

Answered by karabithakuria80

0

Answer:

Acid turns blue litmus red and bases turns red litmus blue

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