Lily654 Lily654

11-10-2018
Mathematics

contestada

Factor 121m^2-198m+81

Respuesta :

qwaszx12 qwaszx12

11-10-2018

1) Rewrite it in the form a^2-2ab+b^2, where a=11m and b=9

(11m)^2-2(11m)(9)+9^2

2) Use Square of Difference: (a-b)^2=a^2-2ab+b^2

(11m-9)^2

Your answer is (11m-9)^2

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