Differentiate y = x*cos(2x)

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

PM

Related Further Mathematics GCSE answers

All answers ▸

The function f is given by f(x) = SQRT(2x − 5). Work out x when f(x) = 1.2


3x^3 -2x^2-147x+98=(ax-c)(bx+d)(bx-d). Find a, b, c, d if a, b, c, d are positive integers


How can I show that the lines between sets of points are perpendicular?


A=(1,a;0,1/2) B=(1,-1;0,2) AB=I, calculate the value of a.