Differentiate y=x^2cos(x)
using the product rule
product rule is dy/dx=v.du/dx+u.dv/dx
let u = x^2 and v = cos(x)
du/dx=2x
dv/dx = -sin(x)
so dy/dx=2xcos(x)-x^2sin(x)
EM
using the product rule
product rule is dy/dx=v.du/dx+u.dv/dx
let u = x^2 and v = cos(x)
du/dx=2x
dv/dx = -sin(x)
so dy/dx=2xcos(x)-x^2sin(x)
