The contrapositive

ChooseImplications and contrapositives

Let $n$ be an integer. What is the contrapositive of the statement

If $n^2$ is even, then $n$ is even?

n

is even, then

n^2

is even.If

n

is odd, then

n^2

is odd.If

n^2

is odd, then

n

is odd.If

n

is odd, then

n^2

is even.

The contrapositive · Proofwise

ChooseImplications and contrapositives

Let $n$ be an integer. What is the contrapositive of the statement

If $n^2$ is even, then $n$ is even?

n

is even, then

n^2

is even.If

n

is odd, then

n^2

is odd.If

n^2

is odd, then

n

is odd.If

n

is odd, then

n^2

is even.