题目内容
计算下列各题:
(1)
=______;
(2)
=______;
(3)100的平方根是______;
(4)(102)5=______;
(5)54÷53=______;
(6)(-2x)3=______;
(7)2x2•
x3=______.
(1)
| 64 |
(2)
|
(3)100的平方根是______;
(4)(102)5=______;
(5)54÷53=______;
(6)(-2x)3=______;
(7)2x2•
| 1 |
| 2 |
(1)
=8,
故答案为:8;
(2)
=
,
故答案为:
;
(3)100的平方根是±
=±10,
故答案为:±10;
(4)(102)5=1010,
故答案为:1010;
(5)54÷53=5,
故答案为:5;
(6)(-2x)3=-8x3,
故答案为:-8x3;
(7)2x2•
x3=x5,
故答案为:x5.
| 64 |
故答案为:8;
(2)
|
| 2 |
| 3 |
故答案为:
| 2 |
| 3 |
(3)100的平方根是±
| 100 |
故答案为:±10;
(4)(102)5=1010,
故答案为:1010;
(5)54÷53=5,
故答案为:5;
(6)(-2x)3=-8x3,
故答案为:-8x3;
(7)2x2•
| 1 |
| 2 |
故答案为:x5.
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