Question

What is the explicit formula for the nth term of a(n)=12a(n-1, where the 1st term is .001?

Answer 1

$\left\{\begin{array}{ccc}a_1=0.001\\a_n=12a_{n-1}\end{array}\right\\\\\boxed{a_n=0.001\cdot12^{n-1}}$