Question 62
Determine all triples $(a, b, c)$ of integers $a \ge 0$, $b \ge 0$ and $c \ge 0$ that satisfy the equation
$$
a^{b+20}(c-1) = c^{b+21} - 1.
$$
$$
a^{b+20}(c-1) = c^{b+21} - 1.
$$
MathNet 2021 — Part 01 Question 62
Math Olympiad Vault · MathNet 2021 — Part 01