Question 104
Find all positive integers $t, x, y, z$ such that
$$
2^{t} = 3^{x} 5^{y} + 7^{z}
$$
$$
2^{t} = 3^{x} 5^{y} + 7^{z}
$$
MathNet 2006 — Part 02 Question 104
Math Olympiad Vault · MathNet 2006 — Part 02
Math Olympiad Vault · MathNet 2006 — Part 02