题目内容
计算下列各式:
(1)(2
)0+2-2•(2
)-
-(0.01)0.5;
(2)(2
)0.5+0.1-2+(2
)-
-3π0+
.
(1)(2
| 3 |
| 5 |
| 1 |
| 4 |
| 1 |
| 2 |
(2)(2
| 7 |
| 9 |
| 10 |
| 27 |
| 2 |
| 3 |
| 37 |
| 48 |
分析:由题设知,可根据指数的运算法则对两个小题的中代数式进行化简,得出最简结果即为所求
解答:解:(1)原式═1+
×(
)2×(-
)-
=1+
-0.1=
(2)原式=(
)
+100+(
)-
-3+
=
+100+
-3+
=100
| 1 |
| 4 |
| 3 |
| 2 |
| 1 |
| 2 |
| 1 |
| 10 |
| 1 |
| 6 |
| 16 |
| 15 |
(2)原式=(
| 25 |
| 9 |
| 1 |
| 2 |
| 64 |
| 27 |
| 2 |
| 3 |
| 37 |
| 48 |
| 5 |
| 3 |
| 9 |
| 16 |
| 37 |
| 48 |
点评:本题考查指数的运算规则,熟练掌握指数的运算规则是解答的关键
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