195k views
1 vote
Given f(x)=9x^2 find f(-3)

User Isa Souza
by
4.9k points

2 Answers

0 votes

Answer:

f(- 3) = 81

Explanation:

Substitute x = - 3 into f(x) , that is

f(- 3) = 9(- 3)² = 9(9) = 81

User Phil M Jones
by
4.3k points
1 vote

Answer: f(-3) = 81

Explanation:

f(-3) = 9(-3^2)

f(-3) = 9(9)

f(-3) = 81

User Sberley
by
5.3k points