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4 years ago

10

F(x)=-3x^2+9x-8 Find f(5)

2 answers:

Oxana [17]4 years ago

4 0

Answer:

-38

Step-by-step explanation:

You replace the x with 5.

turns it into -3 (5)^2+9(5)-8

-3(25)+45-8

-75+45=-30-8=-38

ZanzabumX [31]4 years ago

4 0

-3(5)^2+9(5)-8

answer:

-38

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