Tuesday 24 September 2013

3 digit numbers

The numbers 246, 462, and 624 are all divisible by 6. What is the greatest possible common
divisor of the three-digit numbers abc, bca, and cab when a, b, and c are all different?

No comments:

Post a Comment

Define \(f: \mathbb{R} \rightarrow \mathbb{R}\) by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \\ 0, &a...