Question 54
Prove that the equation
$$a^3+b^5+c^7+d^{11}=e^{13}$$
has infinitely many solutions in strictly positive integers.
$$a^3+b^5+c^7+d^{11}=e^{13}$$
has infinitely many solutions in strictly positive integers.
MathNet 2013 Question 54
Math Olympiad Vault · MathNet 2013