Answered

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f (x) = -x² + 6x - 18


Find f (-3)

F X X 6x 18 Find F 3 class=

Sagot :

mhanifa

Answer:

  • -45

Step-by-step explanation:

Given

  • f (x) = -x² + 6x - 18

To find f (-3) substitute x with -3

  • f(-3) = -(-3)² + 6(-3) - 18 = - 9 - 18 - 18 = -45
  • f(-3) = -45
manissaha129

Step-by-step explanation:

[tex]f(x) = - {x}^{2} + 6x - 18 \\ f( - 3) = - {( - 3)}^{2} + 6( - 3) - 18 \\ = - 9 - 18 - 18 \\ = - 45[/tex]

-45 is the right answer.

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