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If h(x) = x2-5x + 7 find: h(-5)
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45 votes
45 votes
If h(x) = x2-5x + 7
find: h(-5)

User Nick Kohrn
by
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2 Answers

23 votes
23 votes
It is −3)=57. Explanation: Hence h(x)=5x2−4x then just replace x for −3. h(−3)=5⋅(−3)2−4⋅(−3)⇒h(−3)=45+12⇒h(−3)=57
User Darren Black
by
2.9k points
5 votes
5 votes

Answer:

h(-5)=22

Explanation:

Replace x with -5.


h(-5) = (-5)2-5(-5) + 7

Simplify.


h(-5)=-10+25+7

Simplify.


h(-5)=22

User DHW
by
2.8k points
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