sofiaramirez568
sofiaramirez568
06-11-2018
Mathematics
contestada
Simplify———(3q+9)^2
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parkerfreeze
parkerfreeze
06-11-2018
I think it is 3q^2+81
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wegnerkolmp2741o
wegnerkolmp2741o
06-11-2018
(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
Answer Link
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