问题
解答题
计算:
|
答案
cos30°+|-2|+2-1+(π-2006)0+3 2 (1-
)23
=
×3 2
+2+3 2
+1+1 2
-13
=
+2+3 4
+1 2 3
=
+3 4
+8 4
+2 4 3
=
+13 4 3
计算:
|
cos30°+|-2|+2-1+(π-2006)0+3 2 (1-
)23
=
×3 2
+2+3 2
+1+1 2
-13
=
+2+3 4
+1 2 3
=
+3 4
+8 4
+2 4 3
=
+13 4 3