Question

What is the value of this function evaluated at f(-3)?
f(x) = 2x2+ 5x - 9

Answer 1

The answer is either x=1 or f(0)=-5

Explanation:

im not sure but I hope this helps

Answer 2

-6

Explanation:

f(x) = 2x² +5x -9

f(-3) means f(x=-3) so substitute x with -3 in the equation

f(-3) = 2*(-3)³ +5(-3) -9 = 2*9 -15 -9 = 18 -24 = -6