Find 2,5,8,11 The 33rd term of this arithmetic sequence The formula of addition, subtraction, multiplication and division

Find 2,5,8,11 The 33rd term of this arithmetic sequence The formula of addition, subtraction, multiplication and division

The first item is 2
The tolerance is 3
So an = a1 + (n-1) d
=2+(n-1)*3
=2+3n-3
=3n-1
a33=3*33-1=98