Math, asked by kirankunwar2050, 8 months ago

(2cosA-1).(2cosA+1)(2cos4A-1)

Answers

Answered by marrilavanya970

2

Answer:

2(cosA-1)(cosA-1)(cosA-1)

Step-by-step explanation:

=sinA×sinA×sinA×2

=2sincubeA

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