This for my java class but I don't how to do it. I am using Eclipse btw

Ineed a good science fair name i’m doing a homemade water filter and i have no idea what the title should be plz

Apower user needs you to install a second type of operating system on his computer to increase efficiency while running some specialized software programs. which installation technique should you use?

The following function returns a string of length n whose characters are all 'x'. give the order of growth (as a function of n) of the running time. recall that concatenating two strings in java takes time proportional to the sum of their lengths. public static string f(int n) { if (n == 0) return ""; if (n == 1) return "x"; return f(n/2) + f(n - n/2); } options: a) constant b) logarithmic c) linear d) linearithmic e)quadratic f)cubic g) exponential