Leaving Certificate
Ordinary Level
DEB
2019 P1 Q7
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 Solution
Worked Solution
![](https://www.google.com/images/icons/product/drive-32.png)
#Sequence and Series #Arithmetic Sequence #Tn #Quadratic Sequence #Second Difference #Simultaneous Equations #Factorising Quadratics #-b Formula #Exponential Sequence #Patterns