问题
填空题
计算
|
答案
+1
+2 3
+1
+23
+…+1 2+ 5 1 3+ 10
=(
-3
)+(2-2
)+(3
-2)+…+(5
-3)10
=
-10
.2
故答案为:
-10
.2
计算
|
+1
+2 3
+1
+23
+…+1 2+ 5 1 3+ 10
=(
-3
)+(2-2
)+(3
-2)+…+(5
-3)10
=
-10
.2
故答案为:
-10
.2