【题目】分解因式:ax2﹣9ay2=


参考答案:

【答案】a(x+3y)(x﹣3y)
【解析】解:原式=a(x2﹣9y2)=a(x+3y)(x﹣3y). 故答案是:a(x+3y)(x﹣3y).

关闭