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Let P(k)=(1+cosπ4k)(1+cos(2k+1)π4k)(1+cos(2k−1)π4k)(1+cos(4k−1)π4k) then which of the following is/are correct? |
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Answer» Let P(k)=(1+cosπ4k)(1+cos(2k+1)π4k)(1+cos(2k−1)π4k)(1+cos(4k−1)π4k) then which of the following is/are correct? |
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