How to raise a double value by power of 12?

Question

I have a double which is:

double mydouble = 10;

and I want 10^12, so 10 * 10 * 10 * 10 * 10 * 10 * 10 * 10 * 10 * 10 * 10 * 10. I tried

Answer 1

I couldn't even get the program to compile without:

#include 

When using math functions like this you should ALWAYS include math.h and make sure you are calling the right pow function. Who knows what the other pow function might be ... it could stand for "power wheels" haha