This is part of a much larger problem. I need to prove that: Please help me in any way you can. Thanks.
Follow Math Help Forum on Facebook and Google+
Hint - Take n = 4m + 1 or 4m+3 ? What do you see? You don't need to consider even 'n'
Hello, miatchguy! Prove that: . must be either even or odd: . If is even: . . . is a multiple of 4. If is odd: . . . is one more than a multiple of 4. Therefore, is never three more than a multiple of 4.
View Tag Cloud