题目内容
计算:
(1)(-a2)3•a6÷(-a3)4=______;
(2)(
)-2012×(-
)2010+(2-π)0=______.
(1)(-a2)3•a6÷(-a3)4=______;
(2)(
| 1 |
| 2 |
| 1 |
| 2 |
(1)原式=-a6•a6÷a12
=-a12÷a12
=-1;
(2)原式=22012×(-
)2010+1
=22×22010×(-
)2010+1
=4×[2×(-
)]2010+1
=4+1
=5.
故答案为:-1;5
=-a12÷a12
=-1;
(2)原式=22012×(-
| 1 |
| 2 |
=22×22010×(-
| 1 |
| 2 |
=4×[2×(-
| 1 |
| 2 |
=4+1
=5.
故答案为:-1;5
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