问题
解答题
计算 (1)(
(2)(-2)2-|-6|+2-3×(-
|
答案
(1)原式=
×(-24)-3 8
×(-24)-1 6
×(-24)3 4
=-9+4+18
=13;
(2)原式=4-6+2+1
=1.
计算 (1)(
(2)(-2)2-|-6|+2-3×(-
|
(1)原式=
×(-24)-3 8
×(-24)-1 6
×(-24)3 4
=-9+4+18
=13;
(2)原式=4-6+2+1
=1.