问题 计算题

(9x3y2﹣6x2y+3xy2)÷(﹣3xy)

答案

解:(9x3y2﹣6x2y+3xy2)÷(﹣3xy),

=9x3y2÷(﹣3xy)﹣6x2y÷(﹣3xy)+3xy2÷(﹣3xy),

=﹣3x2y+2x﹣y.

单项选择题 A3/A4型题
判断题