计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是

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计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是6a^2-2ab-2

计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是
计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是

计算6a^2-2ab-2(3a^2+1/2ab)所得的结果是
6a^2-2ab-2(3a^2+1/2ab)
=6a^2-2ab-6a^2-ab
=-3ab.