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Which is f(5) for function -2x^2 + 2x -3?
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5 votes
Which is f(5) for function -2x^2 + 2x -3?

User Sneftel
by
3.5k points

2 Answers

7 votes

Answer:

f(5)=-43

Explanation:

Substitute 5 in for both x's

-2x^2+2x-3

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

-2(25)+10-3

-50+7

f(5)=-43

Hope this helps! :)

User Oqx
by
5.3k points
3 votes

Answer:

-43

Explanation:

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

-2(25)+10-3

-50+10-3

-40-3

=-43

User Aleksa Majkic
by
3.8k points
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