(x+3)^2=

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(x+3)^2=

Can someone help?

Guest Oct 23, 2014

+130511

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Best Answer

Something squared is just that thing times itself....so.....

(x + 3)^2 = (x + 3) (x + 3)....using "FOIL"....we have

x^2 + 3x + 3x + 9 =

x^2 + 6x + 9

CPhill Oct 23, 2014

CPhill · Answer 1 · 2014-10-23T02:00:14

Something squared is just that thing times itself....so.....

(x + 3)^2 = (x + 3) (x + 3)....using "FOIL"....we have

x^2 + 3x + 3x + 9 =

x^2 + 6x + 9