问题
解答题
计算:(1)
(2)(π+1)0-
|
答案
(1)原式=4
+22
+2
-32(
+2)2 2-4 2
=4
+22
-2
-2-32 2
=2
-2;2
(2)原式=1-2
+3
+33 3
=1+2
.3
计算:(1)
(2)(π+1)0-
|
(1)原式=4
+22
+2
-32(
+2)2 2-4 2
=4
+22
-2
-2-32 2
=2
-2;2
(2)原式=1-2
+3
+33 3
=1+2
.3