人教版初二数学上册乘法公式综合练习题大全55.docx

1、人教版初二数学上册乘法公式综合练习题大全55 (5a3b)(3b5a) (b8)(b8) 5349 501499 (a4b)2 (x6y)2 (m4)2 9012 69972 (2p7q)2 (2x3)2(x7)2 (x7y10)(x7y10)2 (2x5y2)2 (2x7)(2x7)2 先化简，再求值。(x3)2(x4y)(4xy),其中x=2,y=-1 4 4 (xy)(xy) (xy7)(xy7) 3 3 (ab)(ba) (b9)(b9) 4239 503499 (a7)2 (3x5y)2 (3m7n)2 60022 29972 (2p4q)2 (x2)2(3x1)2 (4xy6)(4

2、xy6)2 (x5y3)2 (4x3)(4x3)2 先化简，再求值。(2x3)2(6x3y)(3x6y),其中x=4,y=3 1 1 (xy)(xy) (xy8)(xy8) 3 3 (3ab)(b3a) (2b3)(2b3) 5449 504499 (a8)2 (2x8)2 (4m7n)2 20012 592 (p5)2 (2x8)2(4x4)2 (3x8y5)(3x8y5)2 (x4y4)2 (x10)(x10)2 先化简，再求值。(2x4)2(5x5y)(5x5y),其中x=0,y=-7 6 6 (xy)(xy) (xy7)(xy7) 7 7 (ab)(ba) (5b1)(5b1) 837

3、9 904899 (4a6)2 (2x2)2 (m9n)2 822 272 (4p7)2 (3x6)2(x1)2 (4x5y10)(4x5y10)2 (4x5y1)2 (3x6)(3x6)2 先化简，再求值。(x2)2(xy)(xy),其中x=-8,y=3 2 2 (xy)(xy) (2xy2)(2xy2) 3 3 (a6b)(6ba) (2b8)(2b8) 9389 702699 (a5b)2 (2x7)2 (m7)2 6022 872 (p4)2 (3x6)2(x6)2 (3xy9)(3xy9)2 (xy1)2 (x4)(x4)2 先化简，再求值。(4x4)2(xy)(xy),其中x=-4

4、,y=-9 1 1 (xy)(xy) (5xy9)(5xy9) 3 3 (a6b)(6ba) (5b10)(5b10) 4339 702699 (a5)2 (x8y)2 (3m9)2 932 2972 (4p7q)2 (3x1)2(x2)2 (2x5y4)(2x5y4)2 (x4y3)2 (x5)(x5)2 先化简，再求值。(2x7y)2(xy)(xy),其中x=0,y=-9 1 1 (xy)(xy) (4xy6)(4xy6) 6 6 (a3b)(3ba) (3b8)(3b8) 9289 404399 (a5)2 (4x8)2 (m5n)2 612 282 (p4q)2 (2x8)2(x3)2

5、 (x5y9)(x5y9)2 (xy3)2 (2x5)(2x5)2 先化简，再求值。(x5)2(x4y)(4xy),其中x=-6,y=7 1 1 (xy)(xy) (3xy7)(3xy7) 6 6 (ab)(ba) (4b7)(4b7) 3329 701699 (3a2)2 (2x6y)2 (4m8n)2 6022 992 (2p4q)2 (x5)2(x1)2 (xy7)(xy7)2 (2xy4)2 (3x10)(3x10)2 先化简，再求值。(x8)2(x6y)(6xy),其中x=-4,y=-7 4 4 (xy)(xy) (5xy5)(5xy5) 3 3 (ab)(ba) (b10)(b10

6、) 6459 202199 (2a6)2 (x7y)2 (m5)2 322 89972 (p6q)2 (2x5)2(x6)2 (4x7y10)(4x7y10)2 (4x5y2)2 (3x5)(3x5)2 先化简，再求值。(x6y)2(x5y)(5xy),其中x=6,y=7 1 1 (xy)(xy) (xy3)(xy3) 6 6 (a3b)(3ba) (b2)(b2) 4139 10399 (a4b)2 (x3)2 (4m7)2 332 19972 (3p7q)2 (x3)2(x4)2 (2x5y2)(2x5y2)2 (xy4)2 (x3)(x3)2 先化简，再求值。(3x2)2(xy)(xy)

7、,其中x=0,y=11 8 8 (xy)(xy) (4xy9)(4xy9) 7 7 (a2b)(2ba) (5b3)(5b3) 5149 302299 (2a9b)2 (4x2y)2 (m4)2 322 4972 (p7)2 (3x4)2(4x8)2 (4xy6)(4xy6)2 (4xy5)2 (2x10)(2x10)2 先化简，再求值。(3x6)2(6xy)(x6y),其中x=-10,y=-9 4 4 (xy)(xy) (xy5)(xy5) 3 3 (ab)(ba) (4b2)(4b2) 6359 301299 (3a7)2 (x9y)2 (3m3n)2 2022 7972 (p4q)2 (

8、2x1)2(4x6)2 (xy1)(xy1)2 (xy2)2 (3x1)(3x1)2 先化简，再求值。(3x5y)2(5xy)(x5y),其中x=6,y=-1 9 9 (xy)(xy) (xy2)(xy2) 8 8 (ab)(ba) (3b3)(3b3) 4439 502499 (a4)2 (x6y)2 (2m2n)2 10012 39972 (p6q)2 (2x7)2(3x1)2 (x6y5)(x6y5)2 (3x3y1)2 (4x10)(4x10)2 先化简，再求值。(x4y)2(4xy)(x4y),其中x=-10,y=3 4 4 (xy)(xy) (2xy3)(2xy3) 3 3 (a5

9、b)(5ba) (4b5)(4b5) 4239 10199 (a4b)2 (2x6y)2 (m9)2 40012 4982 (p9)2 (2x1)2(x5)2 (xy5)(xy5)2 (x5y3)2 (4x6)(4x6)2 先化简，再求值。(x3y)2(xy)(xy),其中x=-4,y=9 1 1 (xy)(xy) (5xy9)(5xy9) 8 8 (a2b)(2ba) (5b2)(5b2) 9189 904899 (4a2b)2 (x9y)2 (m7n)2 10012 872 (3p9)2 (x10)2(x1)2 (3xy8)(3xy8)2 (2x4y2)2 (4x1)(4x1)2 先化简，

10、再求值。(x9y)2(xy)(xy),其中x=0,y=1 1 1 (xy)(xy) (3xy3)(3xy3) 5 5 (ab)(ba) (2b4)(2b4) 9189 304299 (2a3)2 (x2)2 (2m6n)2 50022 69972 (2p2q)2 (3x2)2(2x10)2 (4xy10)(4xy10)2 (xy3)2 (3x2)(3x2)2 先化简，再求值。(4x6)2(x2y)(2xy),其中x=10,y=-3 1 1 (xy)(xy) (5xy8)(5xy8) 3 3 (2ab)(b2a) (b9)(b9) 9489 504499 (a8)2 (x4y)2 (2m3)2

11、8032 4982 (2p6q)2 (2x4)2(2x10)2 (x6y7)(x6y7)2 (2x5y4)2 (x5)(x5)2 先化简，再求值。(x3y)2(4x5y)(5x4y),其中x=-6,y=-5 9 9 (xy)(xy) (3xy10)(3xy10) 8 8 (a3b)(3ba) (2b6)(2b6) 7269 301299 (2a5)2 (2x5)2 (m7n)2 532 6992 (p5)2 (2x7)2(x9)2 (x7y4)(x7y4)2 (x5y4)2 (3x7)(3x7)2 先化简，再求值。(2x4y)2(xy)(xy),其中x=4,y=11 1 1 (xy)(xy) (2xy9)(2xy9) 2 2 (ab)(ba) (5b2)(5b2) 9289 10399 (3a9b)2 (x6y)2 (2m3)2 732 59972 (p6q)2 (x8)2(x2)2 (xy5)(xy5)2 (xy3)2 (x5)(x5)2 先化简，再求值。(x9y)2(x3y)(3xy),其中x=-2,y=-1 1 1 (xy)(xy) (xy5)(xy5) 4 4 (a6b)(6ba) (2b3)(2b3) 8379 203199 (a9b)2 (2x3y)2 (m3)2 90022 382 (3p4)2 (2x9)2(x4)2 (xy9)(xy9)2