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Mathematics 8 Online
OpenStudy (anonymous):

Find the lcm of the set of polynomials 121x^2-25y^2, 11x^2+5yx

jhonyy9 (jhonyy9):

\[121x ^{2}-25y ^{2}=(11x)^{2}-(5y)^{2}=(11x-5y)(11x+5y)\]

jhonyy9 (jhonyy9):

in the second the 5yx not is confused ?

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