Maths Olympiad Exam Numerical Ability

if p is a prime number greater than 12345 what is the remainder when p^2 is divided by 12

Read Solution (Total 1)

Maths Olympiad Other Question
find the natural number k such that 2^k+2^34+2^37 is the square of an integer n how many positive integers N are there such that N^4+4 is prime