Q.NO.2,EXERCISE 12.1,CHAPTER 12 ,FACTORIZATION, CLASS VIII , CLASS 8, MATHS
2.Factorise the following expressions.
(i) 7x–42
(ii) 6p–12q
(iii) 7a2+ 14a
(iv) -16z+20 z3
(v) 20l2m+30alm
(vi) 5x2y-15xy2
(vii) 10a2-15b2+20c2
(viii) -4a2+4ab–4 ca
(ix) x2yz+xy2z +xyz2
(x) ax2y+bxy2+cxyz