Question

fill in the blank
the set of four square numbers belongs to _______​

Answer 1

Answer:

Lagrange's four-square theorem, also known as Bachet's conjecture, states that every natural number can be represented as the sum of four integer squares. That is, the squares form an additive basis of order four. This theorem was proven by Joseph Louis Lagrange in 1770.

Answer 2

Answer:

1

Step-by-step explanation:

4

686

786