What are the x-intercepts of y=x^2-4x?

1 Answer
Apr 18, 2017

x= 0 and x = 4

Explanation:

To find the x intercept of the equation y=x^2-4x, we input y=0, as at the x intercept the y co-ordinate will be zero.

We get,

x^2-4x=0
x^2=4x
x=4

x=0 is an obvious answer.

graph{x^2-4x [-3.54, 6.46, -4.22, 0.78]}