题目内容
计算:
(1)(x+3)(x-2)
(2)(6a2b-2b-8ab3)÷(2b)
(1)(x+3)(x-2)
(2)(6a2b-2b-8ab3)÷(2b)
(1)(x+3)(x-2),
=x2+3x-2x-6,
=x2+x-6;
(2)(6a2b-2b-8ab3)÷(2b)=3a2-1-4ab2.
=x2+3x-2x-6,
=x2+x-6;
(2)(6a2b-2b-8ab3)÷(2b)=3a2-1-4ab2.
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