HOW MANY TRIPLES (A, B, C) OF POSITIVE INTEGERS ARE THERE SUCH THA...
3. How many triples (a, b, c) of positive integers are there such that a, b and c are primes and
a
2
−
b
2
=
c
?
Solution:
The unique ordered triple is (3, 2, 5).
3. How many triples (a, b, c) of positive integers are there such that a, b and c are primes and
a
2
−
b
2
=
c
?
Solution:
The unique ordered triple is (3, 2, 5).