Please help! Need to find the 6th and nth terms in this sequence - and solve for the rule or process.
here's the sequence:
1,3,9,27,81
What is the process or formula to get the nth term in the sequence.
Thanks!
2 answers
You are multiplying the previous number by 3.
Numebers is previous number multiplied with 3
6th term 81*3=243
nth term
an=a*r^(n-1) Remark: a=1 , r=3
an=1*3^(n-1)
an=3^(n-1)
6th term 81*3=243
nth term
an=a*r^(n-1) Remark: a=1 , r=3
an=1*3^(n-1)
an=3^(n-1)
4 answers