(1) cosydxdy = 2sin2xcosx

asked by guest
on Mar 21, 2025 at 11:03 am



You asked:

Investigate the equation: 1cos⁡(ydxdy)=2sin⁡(2x)cos⁡(x)1 \cos\left( y d x d y \right) = 2 \sin\left( 2 x \right) \cos\left( x \right).

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