Question

In a geomatric sequence, the 1st term is 23 and the common ratio is 3. Find the 5th term

Answer 1

In a geometric sequence, the nth term equals the first term multiplying r (ratio) to the (n-1)th power: a(n)=a(1)*r^(n-1)
a(5)=23*3^(5-1)=23*81=1863