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Mathematics 19 Online
OpenStudy (vortish):

find the least common multiple x^2-4x,x^2+4x

OpenStudy (tkhunny):

Factor, Factor, Factor.

OpenStudy (vortish):

(x) (-4x)

OpenStudy (tkhunny):

?? What is that? x^2 - 4x = x(x-4) You do the other one.

OpenStudy (vortish):

x(x+4)

OpenStudy (tkhunny):

Perfect. Now that we have a "prime" factorization, you can just write down the LCM and the GCD. LCM x (x-4) (x+4)

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