Question

A portion of the graph of f(x) = −x2 + 6x − 5 is shown. Which of the following describes all solutions for f(x)?

Answer 1

Given that the graph of

`f(x)=-x^2+6x-5`

is shown below:

Thus, for all solutions for f(x), we have

`(x,y)\text{ for all real numbers}`

The correct option is