Question

Choose the expression that is rational.

Answer 1

1/x*3, I think but I'm not always right

Answer 2

`(1)/(x+3)`

Explanation:

Firstly we will discuss about the Rational expression.

Rational expression is nothing but same as a fraction where numerator and denominator are polynomial.

For example:

`(x+5)/(x-2),(1)/(x-6) etc`

Here rational expression in the given options

`(1)/(x+3)`

That's the final answer.

I hope it will help you.