Poly+E+Practice+Problem+Answer+Bank+1

math (10d-11)(10d+11)\\ (y-5)(y+5) \\ (5x-2y)(5x+2y) \\ (4x-7)(4x+7) \\ -(d+3)(d-3) \\ (y+x)(y-x) \\ (x-2)(x+2) \\ (3p-2)(3p+2) \\ (2x-3)(2x+3) \\ (2z-1)(2z+1) \\ math