Differential equations

[grizzled reef]

Use power rule
f’(a•x^b) = (ab)•x^(b-1)
So for example with g(x), 6x^3 —> (6•3)•x^(3-1) —> 18x^2, so g’(x) = 18x^2

Do that with f(x) to get f’(x) then plug in the values and divide