Question

What are the zeros of f(x) = x(x − 9)?

Answer 1

The X-intercepts are 0,0 and 9,0

Answer 2

x = 0 , x = 9

Explanation:

to find the zeros let f(x) = 0 , that is

x(x - 9) = 0

equate each factor to zero and solve for x

x = 0

x - 9 = 0 ⇒ x = 9