Question

Chase solved the quadratic equation x2 + 10x - 5 = 0 using the quadratic formula.

Finish solving for x. What are the solutions in simple radical form.

Answer 1

B

Explanation:

`√(120)` =
`√(4)`·
`√(30)` = 2
`√(30)`

[(-10 ±
`√(120)`) / 2] which simplifies to be (-10 ± 2
`√(30)`)/2

[(-10 ± 2
`√(30)`)/2] can be simplified to be -5 ±
`√(30)`