121k views
4 votes
Which point is an x intercept of the quadratic function f(x) =(x-8)(x+9)

1 Answer

5 votes

Answer:

(- 9, 0) and (8, 0)

Explanation:

To find the x- intercepts let f(x) = 0, that is

(x - 8)(x + 9) = 0

Equate each factor to zero and solve for x

x + 9 = 0 ⇒ x = - 9

x - 8 = 0 ⇒ x = 8

The x- intercepts are x = - 9 and x = 8

User Zachary Sweigart
by
8.2k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories