人教版初二数学上册同底数幂的乘法练习题精选26.docx

1、人教版初二数学上册同底数幂的乘法练习题精选26 xx2 b2b7 xx8 (8)5(8)3(8)3 xmx7m+1 xmx3m-1 1 1 1 ()()8()7 b6b5 z4z 9 9 9 (1)5(1)7(1)5 ss4 s3s4 1 1 1 ()()9()9 y9my9m-1 x5nx9n+1 6 6 6 x3x5 b8b3 y5y3 (4)(4)4(4)2 xnx9n-1 x3nx2n-1 1 1 1 ()()8()7 b4b6 y5y5 8 8 8 (1)(1)5(1)4 aa3 t7t4 1 1 1 ()3()8()8 x2mx4m+1 y3ny7n+1 5 5 5 x5x6 a2

2、a8 bb3 (8)(8)4(8)7 xnx8n+1 x5nx4n-1 1 1 1 ()8()2()5 c9c7 s3s 9 9 9 (6)4(6)5(6)3 zz7 yy6 1 1 1 ()()8()2 xnx8n-1 yny9n-1 6 6 6 xx8 xx9 s4s4 (9)(9)9(9)3 xnx3n-1 x7mx6m-1 1 1 1 ()()7()9 z3z4 z9z 4 4 4 (4)3(4)3(4)3 tt7 ss8 1 1 1 ()()8()8 y3my3m+1 ymy7m-1 9 9 9 x8x8 a4a3 a2a5 (8)(8)8(8)2 xnx3n+1 x6nx3n-1

3、1 1 1 ()6()3()5 z3z x5x3 9 9 9 (9)(9)5(9)3 ss6 s6s5 1 1 1 ()9()7()4 x6mx9m-1 x3nx8n-1 5 5 5 x6x3 xx7 zz4 (9)5(9)7(9)5 xnx4n+1 x5mx3m+1 1 1 1 ()8()2()2 b7b b4b7 3 3 3 (3)6(3)8(3)7 aa4 cc5 1 1 1 ()6()4()2 xmx3m-1 yny8n-1 6 6 6 x2x2 zz8 bb6 (7)5(7)5(7)8 xnx4n-1 xnx7n-1 1 1 1 ()()6()8 t4t a4a 8 8 8 (2)(

4、2)9(2)3 bb2 t6t7 1 1 1 ()()2()4 x5mx6m-1 x9nx4n+1 9 9 9 x7x6 y5y9 a5a9 (2)(2)8(2)4 x2mx6m-1 x9mx5m+1 1 1 1 ()()5()4 y9y s3s 3 3 3 (6)8(6)6(6)7 xx5 t5t9 1 1 1 ()()2()2 yny6n-1 y5my2m-1 6 6 6 xx5 cc3 b4b7 (7)5(7)3(7)7 xnx6n+1 xmx3m-1 1 1 1 ()5()9()9 s6s2 b8b4 4 4 4 (6)3(6)7(6)8 b6b4 z7z5 1 1 1 ()9()8(

5、)9 yny4n+1 x9nx2n+1 4 4 4 xx4 ss5 s3s9 (10)3(10)9(10)9 xnx8n-1 xnx8n-1 1 1 1 ()5()9()4 b3b6 z4z 2 2 2 (9)2(9)9(9)7 ss5 yy5 1 1 1 ()6()9()5 yny8n-1 xmx9m+1 5 5 5 xx8 b3b2 ss2 (9)9(9)7(9)9 xmx2m-1 xmx8m-1 1 1 1 ()5()8()7 x5x3 y3y7 9 9 9 (8)(8)2(8)8 b3b8 a6a8 1 1 1 ()()2()3 yny2n+1 y8my9m+1 3 3 3 xx9 c

6、c5 b5b8 (9)(9)9(9)5 xmx7m-1 xnx3n+1 1 1 1 ()()5()7 x7x4 z6z8 5 5 5 (6)7(6)5(6)7 x8x6 t6t7 1 1 1 ()()2()9 y2ny4n-1 xmx8m-1 7 7 7 x9x2 s5s2 zz7 (4)(4)6(4)3 x4nx2n-1 xnx6n-1 1 1 1 ()9()4()5 s7s z9z4 2 2 2 (6)(6)3(6)7 tt7 ss4 1 1 1 ()9()2()8 y4ny3n+1 xnx9n-1 5 5 5 xx5 c9c3 bb2 (6)8(6)7(6)8 x6nx5n+1 xmx6

7、m+1 1 1 1 ()()2()2 a8a6 s6s 4 4 4 (7)(7)9(7)3 cc3 ss6 1 1 1 ()5()9()7 x8mx8m+1 yny8n-1 6 6 6 xx3 cc4 zz8 (7)2(7)5(7)2 xmx9m-1 x8mx3m-1 1 1 1 ()8()2()5 a8a8 y5y 9 9 9 (5)(5)8(5)7 s7s7 s8s6 1 1 1 ()()9()7 xnx4n+1 x4mx2m+1 5 5 5 xx5 t7t4 bb2 (1)9(1)6(1)6 xmx5m+1 xnx5n-1 1 1 1 ()()9()3 a8a4 z7z5 6 6 6 (

8、8)4(8)9(8)8 t4t4 s8s3 1 1 1 ()()7()6 x4mx3m+1 xnx7n+1 6 6 6 x3x9 t9t9 z7z8 (10)7(10)6(10)8 xnx7n+1 x3mx4m-1 1 1 1 ()6()3()8 z9z9 x8x7 2 2 2 (6)7(6)7(6)3 tt6 ss6 1 1 1 ()()2()7 y8ny3n+1 xnx5n-1 6 6 6 xx7 bb7 y7y7 (9)(9)4(9)6 xmx5m-1 x5mx5m-1 1 1 1 ()8()8()5 c2c3 t8t 4 4 4 (4)9(4)2(4)4 a3a7 yy8 1 1 1

9、()()6()9 ymy2m-1 xnx4n+1 8 8 8 xx8 z3z4 aa5 (5)2(5)2(5)3 xmx9m+1 x6nx2n+1 1 1 1 ()8()8()9 z8z c7c7 4 4 4 (2)5(2)8(2)3 b5b8 bb4 1 1 1 ()5()8()4 x6nx9n-1 xnx8n+1 6 6 6 xx9 x5x8 b6b2 (3)8(3)4(3)3 xmx5m+1 xnx5n-1 1 1 1 ()()2()4 a7a z6z 6 6 6 (7)(7)6(7)3 s9s9 c4c8 1 1 1 ()8()2()8 xnx3n-1 ymy2m+1 9 9 9 xx

10、4 s3s9 cc7 (10)(10)8(10)3 x5mx2m+1 x2nx3n-1 1 1 1 ()5()8()3 z8z a8a 7 7 7 (3)(3)2(3)9 a6a6 tt3 1 1 1 ()()7()8 xmx8m-1 xmx3m-1 7 7 7 xx6 t5t9 yy6 (10)7(10)7(10)7 xnx5n-1 x7mx2m+1 1 1 1 ()()2()2 y2y8 y3y4 5 5 5 (6)5(6)4(6)6 s8s9 xx9 1 1 1 ()()3()9 y7ny5n+1 x5mx2m+1 4 4 4 x8x8 cc5 cc9 (6)(6)5(6)7 xnx9n

11、-1 xnx7n-1 1 1 1 ()()5()8 b9b y6y6 9 9 9 (5)5(5)5(5)6 cc2 xx4 1 1 1 ()()5()4 x9nx5n+1 x8nx5n-1 7 7 7 x3x8 c6c6 yy8 (10)(10)9(10)4 x9mx9m+1 x6nx7n+1 1 1 1 ()4()6()8 y6y a8a 7 7 7 (8)(8)4(8)8 y6y2 aa5 1 1 1 ()7()6()8 xnx8n-1 yny3n+1 8 8 8 xx4 cc2 zz2 (6)(6)2(6)3 x5mx8m-1 x3nx7n-1 1 1 1 ()6()9()3 x5x c

12、8c 2 2 2 (5)6(5)4(5)3 a8a4 a4a4 1 1 1 ()()6()8 x8mx9m+1 ymy5m+1 2 2 2 xx6 b3b7 yy9 (10)3(10)9(10)8 x2mx2m-1 x9nx6n+1 1 1 1 ()6()3()8 b3b b6b 4 4 4 (6)(6)2(6)4 a8a5 a8a3 1 1 1 ()()8()5 yny6n-1 xnx5n-1 8 8 8 x3x7 y9y2 yy7 (8)2(8)9(8)6 xmx6m+1 xnx2n+1 1 1 1 ()()3()9 b9b s6s6 4 4 4 (5)2(5)9(5)5 c4c2 yy5 1 1 1 ()8()4()7 xmx4m+1 ymy6m-1 3 3 3 xx6 aa5 z8z7 (3)(3)5(3)5 xmx4m+1 xnx9n-1 1 1 1 ()7()2()6 y9y c5c4 5 5 5 (10)9(10)2(10)2 aa7 tt6 1 1 1 ()()5()9 ymy2m-1 xmx3m-1 4 4 4 x