人教版初二数学上册乘法公式综合练习题大全40.docx

1、人教版初二数学上册乘法公式综合练习题大全40 (6ab)(b6a) (b10)(b10) 8179 204199 (a6b)2 (2x6)2 (2m5)2 332 8992 (p6)2 (2x1)2(2x1)2 (4x8y4)(4x8y4)2 (x3y4)2 (2x5)(2x5)2 先化简，再求值。(2x2)2(xy)(xy),其中x=-4,y=-7 1 1 (xy)(xy) (2xy5)(2xy5) 2 2 (ab)(ba) (b6)(b6) 7169 203199 (3a6b)2 (2x5y)2 (m9)2 1012 672 (p2q)2 (x7)2(x6)2 (3xy4)(3xy4)2

2、(xy2)2 (4x9)(4x9)2 先化简，再求值。(4x7)2(6xy)(x6y),其中x=4,y=-3 5 5 (xy)(xy) (2xy4)(2xy4) 6 6 (a3b)(3ba) (b6)(b6) 4239 803799 (2a3b)2 (2x2y)2 (2m7n)2 8012 992 (4p4q)2 (x4)2(3x10)2 (xy7)(xy7)2 (2xy1)2 (x5)(x5)2 先化简，再求值。(x9)2(xy)(xy),其中x=-4,y=5 5 5 (xy)(xy) (5xy2)(5xy2) 4 4 (2ab)(b2a) (4b4)(4b4) 9489 702699 (a

3、6)2 (x4y)2 (3m8)2 7022 282 (4p8)2 (x7)2(x6)2 (4x6y4)(4x6y4)2 (xy3)2 (x10)(x10)2 先化简，再求值。(x6y)2(5x2y)(2x5y),其中x=-6,y=11 5 5 (xy)(xy) (5xy1)(5xy1) 6 6 (a6b)(6ba) (b7)(b7) 9489 701699 (2a9)2 (3x3y)2 (m3n)2 912 992 (3p2)2 (x2)2(x2)2 (x5y5)(x5y5)2 (4xy1)2 (4x5)(4x5)2 先化简，再求值。(3x7)2(2x3y)(3x2y),其中x=-8,y=-

4、3 1 1 (xy)(xy) (xy7)(xy7) 5 5 (a2b)(2ba) (b7)(b7) 7169 804799 (2a5b)2 (x7)2 (3m5)2 732 69972 (p3)2 (x2)2(x3)2 (2x6y7)(2x6y7)2 (xy2)2 (x6)(x6)2 先化简，再求值。(3x8)2(6x2y)(2x6y),其中x=6,y=-9 4 4 (xy)(xy) (xy6)(xy6) 5 5 (a3b)(3ba) (b1)(b1) 5449 704699 (a4b)2 (x6y)2 (2m4)2 10012 49982 (2p6)2 (x2)2(x2)2 (x7y1)(x

5、7y1)2 (x2y5)2 (4x4)(4x4)2 先化简，再求值。(x6)2(3xy)(x3y),其中x=4,y=5 1 1 (xy)(xy) (3xy5)(3xy5) 5 5 (6ab)(b6a) (2b7)(2b7) 4439 503499 (a9)2 (x3)2 (4m8)2 722 8982 (3p2)2 (x2)2(x8)2 (2xy4)(2xy4)2 (3x4y4)2 (4x1)(4x1)2 先化简，再求值。(2x9y)2(x5y)(5xy),其中x=-4,y=-3 3 3 (xy)(xy) (xy4)(xy4) 2 2 (6ab)(b6a) (5b3)(5b3) 6259 60

6、3599 (4a4b)2 (x2)2 (m5)2 100032 292 (4p3q)2 (x10)2(x2)2 (2x6y7)(2x6y7)2 (x5y1)2 (x8)(x8)2 先化简，再求值。(2x9)2(3xy)(x3y),其中x=4,y=5 8 8 (xy)(xy) (2xy9)(2xy9) 7 7 (5a2b)(2b5a) (6b5)(6b5) 5449 602599 (a3)2 (3x8y)2 (3m2n)2 222 59972 (p4)2 (3x2)2(x3)2 (2x8y1)(2x8y1)2 (4x4y5)2 (2x4)(2x4)2 先化简，再求值。(4x4y)2(6x5y)(

7、5x6y),其中x=-6,y=3 7 7 (xy)(xy) (5xy5)(5xy5) 6 6 (2ab)(b2a) (6b1)(6b1) 6459 401399 (a2)2 (x2y)2 (m6)2 812 392 (p8)2 (2x9)2(x5)2 (4x8y9)(4x8y9)2 (x3y3)2 (2x1)(2x1)2 先化简，再求值。(3x2y)2(6x5y)(5x6y),其中x=4,y=11 1 1 (xy)(xy) (xy8)(xy8) 6 6 (5a5b)(5b5a) (b9)(b9) 6459 901899 (2a4b)2 (3x7y)2 (m9)2 4032 572 (3p8)2

8、 (x10)2(x3)2 (xy7)(xy7)2 (xy3)2 (2x1)(2x1)2 先化简，再求值。(x7)2(x2y)(2xy),其中x=-10,y=-1 1 1 (xy)(xy) (5xy2)(5xy2) 8 8 (a2b)(2ba) (3b1)(3b1) 7469 803799 (a6)2 (4x9)2 (m3n)2 3032 492 (p8q)2 (3x6)2(x4)2 (x7y7)(x7y7)2 (x2y1)2 (4x5)(4x5)2 先化简，再求值。(4x7)2(4x2y)(2x4y),其中x=-6,y=-1 1 1 (xy)(xy) (5xy9)(5xy9) 7 7 (a3b

9、)(3ba) (b10)(b10) 6459 704699 (a4)2 (3x3)2 (m5)2 9032 5982 (p7q)2 (x2)2(3x9)2 (xy8)(xy8)2 (4x5y5)2 (2x1)(2x1)2 先化简，再求值。(4x5y)2(xy)(xy),其中x=6,y=-3 8 8 (xy)(xy) (xy2)(xy2) 7 7 (3ab)(b3a) (b4)(b4) 5149 401399 (a8b)2 (3x3)2 (4m6)2 612 8972 (p3q)2 (x5)2(x1)2 (3x5y1)(3x5y1)2 (x4y2)2 (3x1)(3x1)2 先化简，再求值。(x

10、4)2(5x6y)(6x5y),其中x=-2,y=-3 6 6 (xy)(xy) (5xy2)(5xy2) 5 5 (ab)(ba) (b4)(b4) 3129 803799 (a7)2 (x9y)2 (m8n)2 712 89972 (4p8q)2 (x4)2(x3)2 (4x8y7)(4x8y7)2 (xy5)2 (3x2)(3x2)2 先化简，再求值。(x5y)2(x4y)(4xy),其中x=-10,y=3 3 3 (xy)(xy) (5xy1)(5xy1) 4 4 (ab)(ba) (2b8)(2b8) 3329 401399 (a6b)2 (4x3)2 (4m9)2 922 382

11、(2p4q)2 (x9)2(x10)2 (x6y7)(x6y7)2 (x2y1)2 (x1)(x1)2 先化简，再求值。(x7y)2(4x3y)(3x4y),其中x=-10,y=-7 1 1 (xy)(xy) (xy7)(xy7) 6 6 (a3b)(3ba) (b5)(b5) 3329 603599 (a4)2 (x2)2 (3m3n)2 9022 292 (2p8q)2 (3x5)2(2x10)2 (3xy9)(3xy9)2 (2x2y4)2 (x9)(x9)2 先化简，再求值。(x3y)2(6x6y)(6x6y),其中x=-2,y=-7 9 9 (xy)(xy) (4xy7)(4xy7) 8 8 (a5b)(5ba) (2b7)(2b7) 8379 404399 (4a2)2 (3x4y)2 (m8n)2 8032 272 (p7)2 (x10)2(x4)2 (xy8)(xy8)2 (xy2)2 (x5)(x5)2 先化简，再求值。(x3y)2(3xy)(x3y),其中x=-10,y=-9 1 1 (xy)(xy) (xy2)(xy2) 2 2 (6a6b)(6b6a) (b7)(b7) 9189 801799 (2a8)2 (3x2y)2 (m4n)2 412 892 (p8q)2 (x5)2(3x9)2 (x6y7)(x6y7)2