问题
解答题
计算: (1)(π-2009)0+
(2)(3
|
答案
(1)原式=1+2
+2-3 3
=
+3;3
(2)原式=(6
-3
+42 3 3
)÷23 3
=
÷228 3 3 3
=
.14 3
计算: (1)(π-2009)0+
(2)(3
|
(1)原式=1+2
+2-3 3
=
+3;3
(2)原式=(6
-3
+42 3 3
)÷23 3
=
÷228 3 3 3
=
.14 3