问题
解答题
(1)计算:5
(2)计算:2
|
答案
(1)原式=5
+2 3
+(65)1 2 1 6
=5
+67 6
;5 6
(2)原式=2
-35
+25+5
-4 3 3 2
=-
+25-5 1 6
=24
-5 6
.5
(1)计算:5
(2)计算:2
|
(1)原式=5
+2 3
+(65)1 2 1 6
=5
+67 6
;5 6
(2)原式=2
-35
+25+5
-4 3 3 2
=-
+25-5 1 6
=24
-5 6
.5