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Mathematics 9 Online
OpenStudy (anonymous):

factor 225-(x+8)^2

OpenStudy (anonymous):

225=(x+8)^2 15=x+8 x=7

OpenStudy (anonymous):

can you factor it?

OpenStudy (anonymous):

x^2+16x+64-225=0

OpenStudy (anonymous):

23 and 7 are factors

OpenStudy (anonymous):

so wold it be (7-x)(23+x)

OpenStudy (anonymous):

or (7+x)(23-x)

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