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QUESTION
what is the greatest common factor of -63x^2y, 9x^3y^2, 90x^3y^4 amp; Factor out the gcf from this:
what is the greatest common factor of -63x^2y, 9x^3y^2, 90x^3y^4
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Factor out the gcf from this: a^5b^4-a^3b^2+a^2b^7-a^2b^2
