问题
解答题
解答题 (1)化简 4
(2)计算 (5+
|
答案
(1)原式=4
+35
-25
+42 2
=7
+25
;2
(2)原式=5×5
-5×22
+3
×56
-2
×26 3
=25
-102
+103
-63 2
=19
.2
解答题 (1)化简 4
(2)计算 (5+
|
(1)原式=4
+35
-25
+42 2
=7
+25
;2
(2)原式=5×5
-5×22
+3
×56
-2
×26 3
=25
-102
+103
-63 2
=19
.2