Question

What are the solutions to the equation?

4x3 = 36x
Enter your answers in the boxes.
X=
or x =
or X

Answer 1

Explanation:

4x³ = 36x

4x³ - 36x = 0

4x(x² - 9) = 0

4x(x + 3)(x - 3) = 0

Hence x = 0, x = -3 or x = 3.