Find the vertex of f(r)=-(r-12)(r+3)

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asked Jan 11, 2021 31.3k views

3 votes

Find the vertex of f(r)=-(r-12)(r+3)

Mathematics
high-school

Hongli asked

by Hongli

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2 Answers

3 votes

Answer:

small x=-3

big x=12

vertex(9/2, 225/4)

Explanation:

It doesnt look trustworthy, but its right

Carlos Bazilio answered Jan 11, 2021

by Carlos Bazilio

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3 votes

Answer:

So here the vertex is -12 and +3 because it's when it goes it's higher and then it's lower

Explanation:

Richard Medeiros answered Jan 15, 2021

by Richard Medeiros

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