(x-y)的三次方×(x-y)的六次方等于多少

网友回答

解(x-y)³×(x-y)^6
=(x-y)^(3+6)
=(x-y)^9
(x-y)^9是(x-y)的九次方
======以下答案可供参考======
供参考答案1:
(x-y)的三次方×(x-y)的六次方
=(x-y)(三次方+六次方)
=(x-y)九次方
供参考答案2:
(x-y)的三次方乘以(x-y)的六次方等于(x-y)的九次方