Hiroshi Hiroshi
  • 01-09-2023
  • Mathematics
High School

Given the function [tex]f(x) = -5x^2 - x + 20[/tex], find [tex]f(3)[/tex].

A. -28
B. -13
C. 62
D. 64

Answer :

msm555 msm555
  • 19-12-2023

Answer:

-28

Step-by-step explanation:

To find f(3), we substitute x = 3 into the function:

f(x) = -5x² - x + 20

f(3) = -5(3)² - (3) + 20

f(3) = -5(9) - 3 + 20

f(3) = -45 - 3 + 20

f(3) = -48 + 20

f(3) = -28

Therefore, f(3) = -28.

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