# assignment sheet-WA6 MAT-115-mar18.docx - MAT-115:...

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MAT-115: INTERMEDIATE ALGEBRAWritten Assignment 66.1: Greatest Common Factor and Factor by GraphingFind the greatest common factor.1.10abc,2ac−10,−5,−2,−1,1,2,5,10−2,−1,1,210:−10,−5,−2,−1,1,2,5,10-10,-5,-2,-1,1,2,5,102:−2,−1,1,2a1=ab1=bc1=ca1=ac1=c2ac2.2ab,4bc ,ac2,4,1−2,−1,1,2−4,−2,−1,1,2,4−1,12:−2,−1,1,2-2,-1,1,24:−4,−2,−1,1,2,4-4,-2,-1,1,2,41:−1,1−1,113.6x2,3x3−6,−3,−2,−1,1,2,3,6−3,−1,1,36:−6,−3,−2,−1,1,2,3,6-6,-3,-2,-1,1,2,3,63:−3,−1,1,3−3,−1,1,3Copyright © 2018 by Thomas Edison State University. All rights reserved.
GCFNumerical=3X^2=x⋅xX^3=x⋅x⋅xGCFVariable=x^23x^2Factor the greatest common factor.4.21x318x3x(7x2)−18x3x(7x2)+3x(−6)3x(7x2−6)5.6w3+12w266(w3)+12w2−66(w3)+6(2w2)−66(w3)+6(2w2)+6(−1)6(w3+2w2)+6(−1)6(w3+2w2−1)6.15a3b+18ab23ab(5a2)+18ab23ab(5a2)+3ab(6b)3ab(5a2+6b)Factor by grouping.7.2x34x2+5x10(2x3−4x2)+(5x−10)2x2(x−2)+5(x−2)(x−2)(2x2+5)8.5w34w2+25w20(5w3−4w2)+(25w−20)w2(5w−4)+5(5w−4)(5w−4)(w2+5)Copyright © 2018 by Thomas Edison State University. All rights reserved.
9.15y39y2+5y3(15y3−9y2)+(5y−3)3y2(5y−3)+1(5y−3)(5y−3)(3y2+1)6.2: Factor TrinomialsFactor.10.x2+4x+3(x+1)(x+3)11.m2+m90(m−9)(m+10)12.w210w+9(w−9)(w−1)

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