问题
解答题
计算下列各题: (1)
(2)(x4)3•(-x2)3. |
答案
(1)
+121
+36
-2 1 4
,3 -0.125
=11+6+
+0.5,3 2
=19;
(2)(x4)3•(-x2)3,
=x12•(-x6),
=-x18.
计算下列各题: (1)
(2)(x4)3•(-x2)3. |
(1)
+121
+36
-2 1 4
,3 -0.125
=11+6+
+0.5,3 2
=19;
(2)(x4)3•(-x2)3,
=x12•(-x6),
=-x18.