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If α,β,γ are three angles given by α=2tan−1(√2−1),β=3 sin−11√2+sin−1(−12)and γ=cos−1(13), then |
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Answer» If α,β,γ are three angles given by α=2tan−1(√2−1),β=3 sin−11√2+sin−1(−12)and γ=cos−1(13), then |
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