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If a=cos2α+isin2α,b=cos2β,c=cos2γ+isin2γ and d=cos2δ+isin2δ, then √abcd+1√abcd is equal to |
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Answer» If a=cos2α+isin2α,b=cos2β,c=cos2γ+isin2γ and d=cos2δ+isin2δ, then √abcd+1√abcd is equal to |
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