(x+y−z+p)(xyzp)
= (xyzp)×x+(xyzp)×y−(xyzp)×z+(xyzp)×p = x2yzp+xy2zp−xyz2p+xyzp2
Find the product of (x+y−z+p) and xyzp.
Find the product: (i) x+y−10 and 12xy. (ii) (46) ab and (−310)x2y (iii) (x+y+z+p) and xyzp (iv) 2x2+6xy−24 and 3ab [4 MARKS]