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4 votes
Someone help me please?

Someone help me please?-example-1

2 Answers

3 votes
(r-3)^2 I think this is correct because r^2 means r*r and you are subtracting 9 so I just multiplyed 3*3.
User Zod
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4 votes
Is a (r + 3) (r - 3)
User JEquihua
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