2020-2021學(xué)年六年級數(shù)學(xué)魯教版(五四制)下冊6.3同底數(shù)冪的除法同步培優(yōu)訓(xùn)練

1、3 6 36 43 2a b a b5 n n 2m 7 +1B C D 3 2 5 5 2 2 a 3 4 3 3 3 6 36 43 2a b a b5 n n 2m 7 +1B C D 3 2 5 5 2 2 a 3 4 3 3 3 a b c m n 3 +2n1x 2y za b c a+c3 52 3 2m n 3 2nm n 3 +1m m x y z 3 x+ym n n魯版 2021 度 六年數(shù)下6.3 同底冪除步優(yōu)練附案 Aa Ba Ca a aD a 109 5 A5BCD x A7+ +17n+13+1a Aa BaCaDa 10 9 ABn+1 C2D b0 3 A9

2、 BC6 Dxy ABC5D5 2 62 bc b1+2 abc ABCD10 2 3 A7B7.1C7.2 7.410 23+20 16 A16 16 x x xC8 D12 13 3a 14 2 5 15 39 3 m 16 2 22 3 2 17 12 48 a b a b nn nm n mna b c a a a b c 2 b +c2 a b a b nn nm n mna b c a a a b c 2 b +c2 b2 2+1 +1m n k 3 kx y m n3 2 54 2 m n 2 n2 32 3 3 3 2 9 218 20 3 3 19 2 2 +2 n 20 3

3、 a 21 35 8 7215 2 3 abc 22 43 5 813 2 3 23 3 9 27 81 24 a 32a01 2 n 25 x+3y0 2 2 226 27 10 6 110 +10 21028x +x x 3 6 46 2 3 b ba a b 5 3 6 46 2 3 b ba a b 5 n m 2 +3n+1 n m 5n+1n+2m +13 2 2 m2 2n 22 na b 4 23 4 3 3 4 3 3 a B a Ca aD a a D9 53 3 1033 3 10D x x x x 3 322+23 33 3 105 ab3 81 3 3 3 9 yyx

4、yxxyxy xy xy yxy3+4xyc cc ba c +cb a a+c c m c cc ba c +cb a a+c c m n 3 m 2m n 23 24 x y 2 6y 2 x3y） 4a b c a+ 2 3 52 3 2152 158 7 m n 3 2 3 n 3 2m n 3 +n1 n2 1234c2 c2+a2 2 2 62c12 2 122 36ab2 2 2 6 24ac10 210 310 10 10 10 10 107.2 C10 xy+22y+2 2 2 2 2 16 x x 8 x x x 4 3812 a a a a 13 a 2aa a 2 27

5、414 5 355 8m m2 3 m16x y z z3 y zm n m m2 3 m16x y z z3 y zm n 22a b a a 2 a a 2m n 159 27 3 3 1m16 1516 2 22 2 17 12 482 48 2 mn3 18 2010 10 10 10 a23 3 9 19 xyx420 a 2 4 a a 2 2a b c a a + b ab2 3a a 2 2a b c a a + b ab2 3b 2 3 2 a+1 a+12 a+2 3a+3 3 n 2 k5 a a a 2 4k 3 2 00 x 3y +3y 2m n3 m 10n m 3 n3 22 54 2 3 6 8 2 n 321 5 2 5 5 725ab+c 32ac2+223 4 1623 54033 3 3 3 4 23 9 3 3 3 3 2+4a33a24 2 2 322 a3+2n m 2 k 3 4 5 3+45 222 2 2 a k0 k 025x+3+22+329 27 3 2 32 222 2 32 26 a a a