Simplify———(3q+9)^2

asked Sep 19, 2019 177k views

1 vote

Simplify———(3q+9)^2

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4 votes

I think it is 3q^2+81

Duckworthd answered Sep 19, 2019

6.3k points

3 votes

(3q+9)^2

(3q+9) (3q+9)

FOIL

3q*3q +3q*9 +9*3q +9*9

9q^2 +27q+27q +81

9q^2 +54q+81

Binarybob answered Sep 24, 2019

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