matlab编写函数,其功能是,计算并输出S=1+（1+2^0.5）+(1+2^0.5+3^0.5)+......+(1+2^0.5+3^0.5+...n^0.5)

>> f = @(x) sum(cumsum([1:x].^0.5));% 使用举例>> f(1)ans = 1>> f(2)ans = 3.4142>> f(10)ans = 104.4787