问题
解答题
计算: (1)9
(2)10
|
答案
(1)原式=9
-143
+43
+3
=(9-14+4+1)3
=0;3
(2)原式=10
×6
-4×33 3
=102
-122
=-22
.2
计算: (1)9
(2)10
|
(1)原式=9
-143
+43
+3
=(9-14+4+1)3
=0;3
(2)原式=10
×6
-4×33 3
=102
-122
=-22
.2