Question

if y=x^e^-x^2 find dy/dx​

Answer 1

Answer:

y=1+cosx1−cosx ⇒y=1+cosx1−cosx ×1−cosx1−cosx =1− cos2x 1−cosx=sinx1−cosx=cscx−cotx. ∴dxdy=tan(2x)cscx = cos2x(2sin(2x)cos(2x))sin(2x) =21sec2(2x). Answered By.