Which formula could be used to find the n th term for the geometric sequence 2,6,18,54 ?
What is the value when n=5 in the geometric sequence a_n=4(3)^n−1 ?
If the first term of a geometric sequence is 7 and the common ratio is 2, what is the fourth term?
Melody invests $50 in a stock fund. Each week, she adds an amount to the investment that is two times the previous week's addition. How much will Melody add to her investment in the 8th week? a_n=a_1⋅r^(n−1)
Which geometric formula would find the n th term for the sequence (3)/(4),(9)/(16),(27)/(64),(81)/(256) ?
What is the value when n=6 in the geometric sequence defined by a_n=2(4)^n−1 ?
Which geometric formula would find the n th term for the sequence 7 , 14 , 28 , 56 ?
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