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givi [52]
3 years ago
9

F(x) = –x2+ 7 x– 13 Find f(-3)

Mathematics
2 answers:
AVprozaik [17]3 years ago
5 0
<h2>Evaluating Functions</h2><h3>Answer:</h3>

f(-3) = -43

<h3>Step-by-step explanation:</h3>

Given:

f(x) = -x^2 +7x -13

Solving for f(-3):

f(-3) = -(-3)^2 +7(-3) -13 \\ f(-3) = -(9) +7(-3) -13\\ f(-3) = -9 -21 -13 \\ f(-3) = -43

sdas [7]3 years ago
5 0

Answer:

5x-13

Step-by-step explanation:

combine -2x and 7x to get 5x

and then you are left with 5x -13

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