Find the turning points of the curve y = 3x^4 - 8x^3 -3
Differentiate to get:dy/dx = 12x^3 -24x^2Factorise and set equal to 0:12x^2(x-2) = 0Solve to get x = 2 and x =0.
DC
Related Maths A Level answers
All answers ▸Given that y = ((4x+3)^5)(sin2x), find dy/dx
Given y = 2x(x^2 – 1)^5, show that dy/dx = g(x)(x^2 – 1)^4 where g(x) is a function to be determined.
The volume of a cone is V = 1/3*pi*r^2*h. Make r the subject of the formula.
Solve the differential equation: (dy/dx) = 6xy^2