Respuesta :
Any odd integer m is in the form
m=2k+1.
Let n and n+1 be consecutive integers. Then,
[tex](n+1)^2-n^2=n^2+2n+1-n^2=2n+1[/tex]
Any odd integer m is in the form
m=2k+1.
Let n and n+1 be consecutive integers. Then,
[tex](n+1)^2-n^2=n^2+2n+1-n^2=2n+1[/tex]