英语翻译For any positive integer n,the sum of the first n positive integers equals n(n+1)/2.怎么翻译成中文?

英语翻译For any positive integer n,the sum of the first n positive integers equals n(n+1)/2.怎么翻译成中文? 英语翻译Show that there are n consecutive composite positive integers for every positive integer n. 英语翻译上下文为：sb holds a positive genius for sth. 英语翻译Got positive outcome 英语翻译Got positive outcome It is better for you to be _____ about its consequences before you take any action.A.positive B. It is better for you to be _____ about its consequences before you take any action.A.positive B. i am positive that he did not for a moment feel that he was in any way cheating the store 英语翻译其中 do any good for me 英语翻译Accordingly,it is vital for us to derive positive implications from these thought-provoking drawings Positive suppiy 电子英语翻译 急 一道Gmat数学题!For any positive integer n,the sum of the first n positive integers equals n(n+1)/2.what is the sum of all the even integers between 99 and 301? 英语翻译All the time it was quite evident that he sincerely believed that he might eventually buy one of these puddings,and I am positive that he did not for a moment feel that he was in any way cheating the store.Poor old chap!Probably he had co 英语翻译1）Whether or not the new plan will yield any positive results remains to be seen.2）Neither his training nor his experience as a railway engineerqualifies him for the job.3)Many of the services needed both by industry and by each of us positive positive! positive positive