人教版初二数学上册幂的乘方练习题精选26.docx

1、人教版初二数学上册幂的乘方练习题精选26 (106)7 (y2)8 (bm)4 (a2)5a9 xx4 aa6 a8a7 (8)(8)8(8)2 x4nx2n+1 xmx7m+1 1 1 1 ()()8()5 y9y7 z4z7 6 6 6 (5)(5)7(5)7 b4b5 b4b7 1 1 1 ()()9()8 y8ny3n-1 xnx7n-1 2 2 2 (103)8 (b2)3 (am)6 (a6)7 (108)9 (x4)3 (bn)9 (a5)7a3 xx5 aa4 xx2 (1)3(1)9(1)8 xmx4m-1 xmx8m-1 1 1 1 ()7()3()6 x4x a2a7 9

2、 9 9 (8)(8)8(8)3 ss6 bb4 1 1 1 ()9()5()9 ymy9m-1 y4ny4n+1 9 9 9 (107)4 (b4)2 (ym)7 (a8)5 (106)3 (a7)9 (yn)7 (a6)4a3 x5x7 zz5 ss8 (2)9(2)3(2)9 xmx3m-1 x6mx6m-1 1 1 1 ()()2()9 x3x s4s 9 9 9 (2)9(2)3(2)2 t3t4 s7s8 1 1 1 ()()8()8 x9mx2m-1 x9mx8m+1 6 6 6 (103)5 (x8)2 (bm)6 (a5)2 (109)4 (a9)9 (bn)3 (a8)9a

3、6 x7x7 ss4 tt7 (2)3(2)3(2)7 xnx7n+1 xnx9n+1 1 1 1 ()5()8()5 x8x6 a9a 5 5 5 (4)(4)4(4)8 b6b4 zz5 1 1 1 ()2()4()2 yny6n-1 ymy5m-1 9 9 9 (109)4 (y9)6 (bn)2 (b5)6 (104)7 (y6)5 (am)3 (a2)6a7 xx5 yy9 b5b5 (8)3(8)5(8)7 xmx8m-1 x3mx8m-1 1 1 1 ()()3()2 x9x s5s 9 9 9 (6)(6)2(6)3 cc5 zz3 1 1 1 ()6()8()7 xmx4m-

4、1 ymy2m-1 5 5 5 (103)4 (a8)3 (xn)6 (x2)5 (107)8 (y2)8 (am)2 (a8)3a5 xx7 bb7 a8a5 (8)9(8)4(8)5 x6nx7n+1 xmx7m-1 1 1 1 ()()8()3 b9b5 t5t3 3 3 3 (6)(6)8(6)6 xx8 bb3 1 1 1 ()()8()7 x9mx6m+1 x2mx5m-1 4 4 4 (106)5 (b3)5 (an)5 (y9)2 (105)9 (a2)3 (yn)9 (a5)7a9 x6x8 a8a4 a9a3 (5)6(5)4(5)5 xmx8m-1 x9mx5m-1 1

5、1 1 ()6()6()8 b7b2 b4b4 7 7 7 (5)(5)4(5)5 bb6 y9y3 1 1 1 ()()4()6 yny7n-1 y8my3m-1 2 2 2 (104)5 (a6)7 (am)6 (b9)9 (106)5 (x5)2 (xn)8 (a7)8a3 x6x9 z7z7 aa7 (6)(6)9(6)3 xnx8n-1 xmx9m+1 1 1 1 ()6()5()4 y6y x5x3 6 6 6 (2)(2)3(2)6 z5z2 s6s8 1 1 1 ()()9()5 y7my7m-1 ymy3m+1 8 8 8 (106)8 (y7)7 (xn)2 (b6)3 (

6、103)6 (a8)3 (bn)5 (a5)4a5 x5x9 b3b4 yy6 (7)3(7)3(7)6 xmx6m-1 x9nx2n+1 1 1 1 ()7()8()7 x3x6 x2x 5 5 5 (3)2(3)7(3)3 x4x3 x3x9 1 1 1 ()()2()8 yny2n+1 xnx5n-1 8 8 8 (106)8 (a4)6 (an)8 (y7)3 (106)2 (a4)8 (an)4 (a9)5a4 xx6 yy8 c7c4 (3)5(3)9(3)7 x4mx5m+1 x2mx7m-1 1 1 1 ()()6()7 y2y s9s 5 5 5 (6)(6)7(6)2 aa

7、4 c6c2 1 1 1 ()()2()6 y6my9m-1 y2my9m-1 3 3 3 (103)8 (x6)8 (am)6 (b3)7 (109)2 (x3)9 (bn)8 (a9)9a3 xx5 b8b6 a5a5 (8)5(8)2(8)9 x6nx4n-1 xmx2m-1 1 1 1 ()7()7()5 b3b2 t4t 9 9 9 (9)9(9)9(9)9 y7y7 a7a4 1 1 1 ()()3()8 y5ny9n-1 x9nx9n+1 7 7 7 (109)2 (a2)2 (an)2 (x6)4 (102)2 (y2)9 (bn)8 (a3)3a8 x7x3 tt4 bb2

8、(1)3(1)5(1)4 xnx2n+1 xmx4m+1 1 1 1 ()()6()9 z4z s9s6 2 2 2 (2)(2)9(2)3 tt6 bb8 1 1 1 ()()9()5 xnx2n+1 y3my3m+1 9 9 9 (106)9 (a7)9 (xm)9 (y5)2 (106)6 (x3)4 (bn)5 (a6)6a6 x4x3 bb8 x6x6 (1)9(1)9(1)7 xnx3n+1 x4mx3m-1 1 1 1 ()8()2()2 a5a2 x4x 9 9 9 (3)(3)2(3)9 bb6 aa5 1 1 1 ()()9()6 x6nx3n-1 ymy9m+1 7 7

9、7 (108)8 (y6)3 (xn)7 (y2)9 (106)9 (y4)4 (bm)7 (a9)9a9 xx4 t7t8 ss2 (10)8(10)9(10)7 xmx5m-1 x7nx9n+1 1 1 1 ()()8()6 a3a7 a6a 4 4 4 (6)(6)9(6)7 z7z5 x2x7 1 1 1 ()()6()7 y2my9m-1 xnx2n-1 8 8 8 (109)2 (y9)8 (bn)2 (y8)9 (107)8 (a8)7 (bm)5 (a3)6a6 x3x4 a5a6 y3y6 (4)(4)2(4)6 x3nx7n+1 xnx6n-1 1 1 1 ()()2()2

10、 c7c7 x8x8 8 8 8 (9)8(9)3(9)5 yy3 t9t7 1 1 1 ()9()5()3 yny8n-1 yny4n-1 9 9 9 (107)4 (x5)3 (yn)3 (x5)3 (109)5 (b4)5 (an)9 (a6)5a5 x4x3 tt9 bb4 (5)(5)3(5)7 x9mx3m+1 x2mx5m+1 1 1 1 ()()8()6 z8z9 b3b 4 4 4 (10)6(10)6(10)3 s4s8 b7b5 1 1 1 ()()2()8 xnx8n-1 y5my8m-1 6 6 6 (106)5 (b3)3 (xm)2 (a9)6 (106)3 (x

11、4)6 (xn)3 (a7)9a6 x2x4 z5z2 x3x6 (1)(1)7(1)7 xmx3m+1 x9nx8n+1 1 1 1 ()9()6()8 t6t3 s3s3 5 5 5 (9)(9)2(9)7 x4x9 c2c4 1 1 1 ()3()4()5 ymy4m+1 ymy3m+1 9 9 9 (103)2 (y7)9 (yn)3 (a8)4 (102)2 (y9)3 (xm)4 (a6)8a7 xx4 b9b7 bb3 (6)(6)3(6)3 xnx2n-1 x7mx6m-1 1 1 1 ()6()5()4 y6y c3c 7 7 7 (6)4(6)6(6)6 y9y5 y9y4

12、 1 1 1 ()4()4()9 xnx2n+1 y7my5m+1 8 8 8 (105)8 (a8)8 (bn)3 (y2)4 (106)4 (b6)7 (xn)9 (a5)5a5 x8x5 x6x4 aa4 (3)(3)2(3)7 x5nx7n+1 xmx2m-1 1 1 1 ()()8()5 y6y9 y5y4 4 4 4 (2)4(2)3(2)2 s3s6 t9t3 1 1 1 ()()3()5 xmx4m+1 x4nx6n-1 5 5 5 (103)5 (x4)5 (ym)3 (y8)7 (105)7 (a3)7 (am)9 (a4)3a8 xx2 s2s7 cc5 (1)9(1)3(1)3 xnx2n+1 x4nx6n+1 1 1 1 ()()9()8 t3t y6y7 4 4 4