Math, asked by ayushchandra26, 10 months ago

$cos ^{2} \alpha + cos ^{2} ( \alpha + 120 ) + cos ^{2} ( \alpha - 120)) equal \: to.$

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Answered by brunoconti

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ayushchandra26: thank you very much.

ayushchandra26: absolute right answer.

brunoconti: anytime

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