Home Opt. Mathematics Prove that: (2cosA + 1)(2cosA - 1)(2cos2A - 1) = 2cos4A + 1

Sunday, February 25, 2018

Prove that: (2cosA + 1)(2cosA - 1)(2cos2A - 1) = 2cos4A + 1

Soln:

Prove that: (2cosA + 1)(2cosA - 1)(2cos2A - 1) = 2cos4A + 1 Prove that: (2cosA + 1)(2cosA - 1)(2cos2A - 1) = 2cos4A + 1 S.E.E. Solution 5.0 stars based on 35 reviews Soln:
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