Question 88
Solve the equation in the set of prime numbers
$$
x^{y} - y^{x} = x y^{2} - 19
$$
$$
x^{y} - y^{x} = x y^{2} - 19
$$
MathNet 2004 — Part 02 Question 88
Math Olympiad Vault · MathNet 2004 — Part 02
Math Olympiad Vault · MathNet 2004 — Part 02