merioemiro merioemiro

24-05-2021
Mathematics

contestada

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

Respuesta :

24-05-2021

Answer:

-6

Step-by-step 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

Answer Link

willowandthetree willowandthetree

24-05-2021

Answer:

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

Step-by-step explanation:

im not sure but I hope this helps

Answer Link

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