How do you find the derivative of sin ^2 (2x) + sin (2x+1) sin2(2x)+sin(2x+1)?

1 Answer

It is

d/dx [sin ^2 (2x) + sin (2x+1)]=2sin2x(d/dx(sin2x))+d/dx[sin(2x+1)] =4*sin2x*cos2x+2*cos(2x+1)ddx[sin2(2x)+sin(2x+1)]=2sin2x(ddx(sin2x))+ddx[sin(2x+1)]=4sin2xcos2x+2cos(2x+1)

Finally

d/dx [sin ^2 (2x) + sin (2x+1)]=4*sin2x*cos2x+2*cos(2x+1)ddx[sin2(2x)+sin(2x+1)]=4sin2xcos2x+2cos(2x+1)