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OpenStudy (anonymous):
find the LCM of 21x^2 + 105x and 3x^2 + 24x +45
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OpenStudy (anonymous):
help
OpenStudy (campbell_st):
doesn't that mean to just multiply the expressions 21x(x +5) * 3(x+3)(x+5) = 63x(x +3)(x+5)^2 then expand and simplify
OpenStudy (anonymous):
IDK I am having much difficulty with this LCM stuff ty
OpenStudy (anonymous):
I will try it.
OpenStudy (anonymous):
the answer is 21x(x+5)(x+3) I am lost......
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OpenStudy (asnaseer):
Use the same method as I showed in in your last question about LCM's: http://openstudy.com/updates/4fd28769e4b057e7d221a209
OpenStudy (anonymous):
I dont understand it!!
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