问题
解答题
计算: (1)
(2)
(3)
(4)
(5)
(6)-
|
答案
(1)原式=4
×103
=120;3
(2)原式=
×64 9
=144 169
×8 3
=12 13
;32 13
(3)原式=
×10
=10;10
(4)原式=
=1;15 15
(5)原式=
=18 12
=3 2 12
;2 4
(6)原式=-
=-9.
×27 33 11
计算: (1)
(2)
(3)
(4)
(5)
(6)-
|
(1)原式=4
×103
=120;3
(2)原式=
×64 9
=144 169
×8 3
=12 13
;32 13
(3)原式=
×10
=10;10
(4)原式=
=1;15 15
(5)原式=
=18 12
=3 2 12
;2 4
(6)原式=-
=-9.
×27 33 11