Question $7$

For this question, please consider the hash function and the collision resolution method specified for the formative programming exercise. You might want to use your code to answer this question.

For a$=21,$ c$=7$ and m$=30,$ numbers are inserted in the hash table in the following way: In the i$-$th insertion, the value to insert is given by $2*$i$*$i$+5*$i$-5.$ That is$,$ the first value to insert is $2,$ the second value is $13$ and so on$.$ What is the index position where the first collision occurs?