MAT - Paper 2011 - Q1C
Flashcards
How can you simplify
\[\frac{-15 \pm \sqrt{321}}{-6}\]??
\[\frac{15 \pm \sqrt{321}}{6}\]How can you simplify \(\frac{-15 \pm \sqrt{321}}{-6}\)?
\[\frac{15 \pm \sqrt{321}}{6}\]
If you’re trying to find integer solutions to $f(n) < 0$ where $f(n)$ is a quadratic, what do you know about the relationship between the roots $\alpha$ and $\beta$ and the possible solutions?
\[\alpha < x < \beta\]