Question

to find root if they exist by quadratic equation formula.
x^2-4x-1=0​

Answer 1

Answer:

pls mark me as the brainleist

Answer 2

Answer:

$x^{2} - 4x - 1\\ x = 2 - \sqrt{3} \\or\\x = 2 + \sqrt{3}$    (Ans)