问题
解答题
化简 (1)
(2)
(3)2
(4)
(5)-
|
答案
(1)原式=9-2=7;
(2)原式=
=12×6 8
=3;36 4
(3)原式=4
+43
=83
;3
(4)原式=
+52 3
-42
=2
;4 2 3
(5)原式=-
.2 10 25
化简 (1)
(2)
(3)2
(4)
(5)-
|
(1)原式=9-2=7;
(2)原式=
=12×6 8
=3;36 4
(3)原式=4
+43
=83
;3
(4)原式=
+52 3
-42
=2
;4 2 3
(5)原式=-
.2 10 25