Solve each inequality, showing your working clearly. Use a sign table or number line where appropriate.

$x^2-5x+6<0$.
$x^2+x-12\le0$.
$x^2-4x-5>0$.

Question

Solve each inequality, showing your working clearly. Use a sign table or number line where appropriate. $x^2-5x+6<0$. $x^2+x-12\le0$. $x^2-4x-5>0$.

Accepted Answer

(a) $25$

Quadratic Functions, Equations and Inequalities