Prove that an integer is odd if and only if it is the sum of two consecutive integers.

A proof can be as follows:

Step-by-step explanation:

Remember that an odd interger is of the form where is a integer and remember that two consecutive integer are two numbers of the form

Suppose the is an odd integer.

Then must be an even integer and hence divisible by 2. Then we define

Then we have that

The converse is as follows:

Let an integer, then  are two consecutive integers. Then

is an odd integer.

days of the week

step-by-step explanation:

javier earned more money then kyle, so that won't always be a constant term, but the days of the week do not change so that term is always constant.

edit: i meant

what's the question here?