Math, asked by raghuveersingh34505, 9 months ago

if a 15
evaluate 4cos2A Sin 4A. tan 4A-1

Answers

Answered by Ghostrider734

0

Answer:

3*root(3) -1

Step-by-step explanation:

cos2a = sin4a = root(3)/2

tan4a =root(3)

Answered by santanukumarsahu8775

1

Answer:

ur ans is 3 root 3-1

Step-by-step explanation:

HOPE THIS WILL HELP YOU

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