Question

solve by completing the square
3x^2-5x-10=0

Answer 1

\[3x^2-5x=10\]
\[x^2-\frac{5}{3}x=\frac{10}{3}\]
\[(x-\frac{5}{6})^2=\frac{10}{3}+\frac{25}{36}=\frac{145}{36}\]
\[x-\frac{5}{6}=\pm\frac{\sqrt{145}}{6}\]

Answer 2

.....this is one messy problem