Leaving Certificate
Ordinary Level
DEB
2015 P1 Q4
Question
Question
![](https://www.google.com/images/icons/product/drive-32.png)
Marking Scheme
Marking Scheme
![](https://www.google.com/images/icons/product/drive-32.png)
Worked Solutions
Worked Solutions
![](https://www.google.com/images/icons/product/drive-32.png)
#Graphing Functions #Interpreting Functions #Positive Quadratic #Negative Quadratic #Roots #Factorising Quadratics #-b Formula