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Mathematics 22 Online
OpenStudy (anonymous):

25b^2-10bc+c^2-16a^2

jigglypuff314 (jigglypuff314):

you can factor 25b^2-10bc+c^2 to (5b-c)^2 then you can used the difference of squares (5b-c)^2-16a^2 = ((5b-c)+4a)((5b-c)-4a)

OpenStudy (jack1):

also, welcome to OS @charmainesham

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