Math, asked by amalmakkar6426, 8 months ago

If sin B=1/2 ,prove that 3 cos B -4 cos cube B =0

Answers

Answered by 62parneet

1

Step-by-step explanation:

root 3 × root 3 = 3

and when futher 3 ×root 3= 3root3

and just put the values in equation

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