问题
解答题
计算: (1)
(2)2
(3)
(4)3
|
答案
(1)原式=3×6
=18
=3
;2
(2)原式=2
×310
×25 2
=(2×3×2)10×5×2
=12100
=120;
(3)原式=
×3 3
=3;
(4)原式=(3×
)1 2 a2b3× b a
=3 2 ab4
=
b23 2
.a
计算: (1)
(2)2
(3)
(4)3
|
(1)原式=3×6
=18
=3
;2
(2)原式=2
×310
×25 2
=(2×3×2)10×5×2
=12100
=120;
(3)原式=
×3 3
=3;
(4)原式=(3×
)1 2 a2b3× b a
=3 2 ab4
=
b23 2
.a