Math, asked by sachhidananda05, 10 months ago

If cos 5X = a cos^5 X + b cos^3 X + c cos X then c is equal to -
(A)-5
(B) 1
(C) 5
(D) none of these

Answers

Answered by amaanchishti86

0

Answer:

amaan chishti amaan

Step-by-step explanation:

318735493819054949

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