Question

Pythagorean triplets are in the form of

(i) 2n (ii) n

2

-1 (iii) n

2 +1 (iv) n+1​

Answer 1

A Pythagorean triple consists of three positive integers a, b, and c, such that a2 + b2 = c2. Such a triple is commonly written (a, b, c), and a well-known example is (3, 4, 5). If (a, b, c) is a Pythagorean triple, then so is (ka, kb, kc) for any positive integer k.