radomes.openskiesproject.org
5754566379 5754566379
  • 29-05-2024
  • Mathematics
Answered

Given f, of, x, equals, minus, x, squared, plus, x, plus, 20f(x)=−x

2

+x+20, find f, of, minus, 3f(−3)

Verified Answer :

regalmocha17
regalmocha17 regalmocha17
  • 29-05-2024

Answer:

f(-3) = 8

Step-by-step explanation:

Given:

\(f(x) = -x^2 + x + 20\)

Determine f(-3).

\(f(-3) = -(-3^2) + (-3)+20\)

Solve.

\(f(-3) = -9 - 3 + 20 \\f(-3) = -12 + 20 \\f(-3) = 8\)

Answer Link

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