A.sum(pi.(1:100))B.sum(cumprod(ones(1,100)*pi))C.s=cumsum(cumprod(ones(1,100)*pi));s(end)D.syms n;eval(symsum(pin,1,100))
欢迎来到赞题库!
使用微信扫码登录账号
找回密码、申诉账号等操作请下载赞题库APP