Question 1

Let $$N$$ be the set of all positive integers and $$S = \left\{(a,b,c,d) \in N^{4} : a^{2} + b^{2} + c^{2} = d^{2}\right\}$$. Find the largest positive integer $$m$$ such that $$m$$ divides abcd for all $$(a, b, c, d) \in S$$.


Correct Answer: e

Book Free CAT Mentorship

Get personalized CAT strategy from a 99%iler

500+ students mentored
CAT mentor

Join CAT 2026 course by 5-Time CAT 100%iler

Crack CAT 2026 & Other Exams with Cracku!

Ask AI