Ask your own question, for FREE!
Mathematics 23 Online
OpenStudy (anonymous):

please help! the area of a rectangular painting is given by the trinominal x^2 + 4x - 21. what are the possible dimensions of the painting? use factoring a. (x+7) and (x+3) b. (x-7) and (x+3) c. (x-7) and (x-3) d. (x+7) and (x-3)

OpenStudy (anonymous):

PLEASE HELP

OpenStudy (anonymous):

B ?

OpenStudy (isaiah.feynman):

Factor that trinomial, the factors are the dimensions!

OpenStudy (anonymous):

Would it be B?

OpenStudy (anonymous):

@Isaiah.Feynman

OpenStudy (isaiah.feynman):

The fastest way is to factor the trinomial once and the answer will pop and you will be sure of it.

OpenStudy (isaiah.feynman):

|dw:1387505817068:dw|

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!