Odd numbers are
2x- 1
2x+ 1
2x+3
(2x- 1)^2+(2x+ 1)^2+(2x+3)^2
=37 1
simplify
x^2+x-30=0
(x-5)(x+6)=0
x=5
or
x=-6
Three odd numbers are
nine
1 1,
13
- 13,
- 1 1,
-9
p,s:
If negative numbers are also odd and even.