What are the first five terms? Need help I don’t understand
Like this:
\(a_1=7\\~\\ a_2=3*a_{(2-1)}-6\\ a_2=3*a_{1}-6\\ a_2=3*7-6\\ a_2=21-6\\ a_2=15\\~\\ a_3=3*a_{(3-1)}-6\\ etc \)