问题 解答题
(1)(-2)0+(-
1
2
-4+(
1
10
-4+(
1
3
-2+(
1
2
0
(2)(2x-3)(x-1)
(3)(6a2b-4ab+2ab2)÷(-2ab);
(4)(-
5
14
2004-(
14
5
2005
答案

(1)原式=1+16+10000+9+1=10036;

(2)原式=2x2-2x-3x+3=2x2-5x+3;

(3)原式=-3a+2-b;

(4)原式=(-

5
14
×
14
5
2004×
14
5
=
14
5

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