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Mathematics 9 Online
OpenStudy (anonymous):

is (x^2+9) the same as (x+3)^2

OpenStudy (anonymous):

no

OpenStudy (anonymous):

(x+3)^2=x^2+6x+9

OpenStudy (anonymous):

so can you factor (x^2+9) still?

OpenStudy (anonymous):

not without using complex numbers

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