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1、(2a3b)(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)(2a3b)(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)(2a3b)
2、(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)(2a3b)(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)(2a3b)(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)(2a3b)(2a3b) (3x1)(4x5) (x1)(x2) (x3)(x4)(4xy)(5x2y) (y2)(y3) (x1)(x1) (2x3y)(3x2y)(2x3y)(4x26xy9y2) (a22)(a42a24)(3x22x1)(2x23x1) （x2)(x3)(x6)(x1)
