faith969 faith969

11-09-2020
Mathematics

contestada

Evaluate f(x) = 5x2 - 4x - 9 for f(-2)

Respuesta :

madison2014nc madison2014nc

12-09-2020

Answer:

99

Step-by-step explanation:

5x^2 -4x -9

5(-2)^2 -4(-2) -9

-10^2 +8 -9

100-1

99

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