问题
解答题
(1)(-2)0+(-
(2)(2x-3)(x-1) (3)(6a2b-4ab+2ab2)÷(-2ab); (4)(-
|
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
)2004×14 5
=14 5
.14 5
(1)(-2)0+(-
(2)(2x-3)(x-1) (3)(6a2b-4ab+2ab2)÷(-2ab); (4)(-
|
(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
)2004×14 5
=14 5
.14 5