Differentiate y = x*cos(2x)

cos(2x) - 2x*sin(2x)

PM

Related Further Mathematics GCSE answers

All answers ▸

How do I find the limit as x-->infinity of (4x^2+5)/(x^2-6)?


Find the stationary point of 3x^2+7x


f(x) = 2x^3+6x^2-18x+1. For which values of x is f(x) an increasing function?


Factorise the following quadratic x^2 - 8 + 16