Question

What is the value of the rational expression 2x+1/x^2 when x=5?

Answer 1

`(11)/(25)`

Explanation:

Substitute x = 5 into the rational expression

`(2(5)+1)/(5^2)`

=
`(10+1)/(25)`

=
`(11)/(25)`

Answer 2

{2x + 1}{ {x}^{2} } \\ = \dfrac{2(5) + 1}{ {5}^{2} } \\ = \{11}{25}

Answer is 11/25.

Explanation: