(200/a)/[(200/a-2)] 化简_数学解答

(200/a)/[(200/a-2)] 化简

人气：465 ℃　时间：2020-05-03 22:17:41

解答

(200/a)/(200/a-2)
=(200/a-2+2)/(200/a-2)
=[(200/a-2)+2]/(200/a-2)
=1+2/(200/a-2)
=1+1/(200/a-2)