Question

Convert the recursive form a^1=7, a^n=3a^n-1 to the explicit form.

a^n=3(7)^n-1

a^n=7(3)^n+1

a^n=7(3)^n-1

a^n=3(7)^n

Answer 1

The correct conversion of the recursive form into the explicit form is:

a^n = 7 * 3^(n-1)