Proof

Prove algebraically that the sum of any two consecutive integers is always an odd number.

What does a single letter (like $n$ ) represent in an algebraic proof?

1 of 5

For integer $n$ , simplify $3n+2)^2-(3n-2)^2$ . Which result proves that the expression is divisible by $12$ ?

Prove algebraically that the sum of any two consecutive integers is always an odd number.

What does a single letter (like $n$ ) represent in an algebraic proof?

For integer $n$ , simplify $3n+2)^2-(3n-2)^2$ . Which result proves that the expression is divisible by $12$ ?

Proof Revision Guide