(x-2y)2n方除以(2y-x)2n-1方等于
问题描述:
(x-2y)2n方除以(2y-x)2n-1方等于
答
x-2y
答
(x-2y)2n次=(2y-x)2N次,故原式=2y-x.
(x-2y)2n方除以(2y-x)2n-1方等于
x-2y
(x-2y)2n次=(2y-x)2N次,故原式=2y-x.