WWAFclan
WWAFclan WWAFclan
  • 04-07-2020
  • Mathematics
contestada

How can you find f(3) if f(x) = -2x2 – 4?

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MathTutors
MathTutors MathTutors
  • 04-07-2020

Answer: f(3)=-20

Step-by-step explanation:

If you look at f(x) and f(3), you can see that 3 is in place of x. That means when x=3, what is f(x). You plug in x=3 into f(x) and solve.

f(3)=-2(3)²-2

f(3)=-2(9)-2

f(3)=-18-2

f(3)=-20

Answer Link
Аноним Аноним
  • 04-07-2020

Answer:

-20

Step-by-step explanation:

Answer Link

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