# Maths

### A math problem: enriching uranium!

The uranium enriching process is a simple yet hard process. We want to reach 3.5% uranium and we only have got 0.7% uranium. To achieve …### 2^x+2^y=k

2x + 2y = k where x, y and k are positive integers and k is a constant. The question’s that for different values of k how many solution does …