Math, asked by supreetbeernur, 4 months ago

day
If y = cos 3x – sin- 3x, then
d²y/dx²

Answers

Answered by kapilchavhan223

0

Step-by-step explanation:

x = a cos3 θ and y = a sin3 θ

Diff. w.r.t. θ,....

hope it's helps...

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