计算:(15a4b3-12a3b2)÷(-3a2)=______.
题型:填空题难度:一般来源:不详
计算:(15a4b3-12a3b2)÷(-3a2)=______. |
答案
原式=15a4b3÷(-3a2)-12a3b2÷(-3a2)=-5a2b3+4ab2. 故答案为:-5a2b3+4ab2. |
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