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19-02-2020
Mathematics

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please help)Simplify: (r – 7)(r + 7)

r - 2

r2 + 12r - 49

r2 – 49

r2 - 2r – 49

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WolfXciTe WolfXciTe

19-02-2020

Answer:

Im pretty sure the answer is

C) r^2 - 49

Step-by-step explanation:

Answer Link

19-02-2020

Answer:

r^2-49

Step-by-step explanation:

r^2+7r-7r-49 || r^2-49

Answer Link

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