Question

Use the quadratic formula to solve each equation

Answer 1

@satellite73

Answer 2

stare with
\[x^2-2x-1=0\] then \(a=1, b=-2, c=-1\) plug in to
\[\frac{-b\pm\sqrt{b^2-4ac}}{2a}\]

Answer 3

would have been easier to complete the square for this one

Answer 4

@satellite73

Answer 5

wait ! so

Answer 6

lets do it that way
start with
\[x^2-2x=1\]