What are the solutions of x^2-5x+7=0

answer:

C, or

Step-by-step explanation:

We begin with the equation:

In the case of this problem:

As this equation will not factor, we will have to use the quadratic formula, which states

and

To find our solutions, we just need to plug in a, b, and c and then solve

For the second soltuion, all of the calculations will be the same aside from the + becoming a -, so our second solution will be

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

here is your mark brainliest