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The first term of a geometric sequence is 6 and the common ratio is -4 find the 6th term

The first term of a geometric sequence is 6 and the common ratio is -4 find the 6th term
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4 votes
The first term of a geometric sequence is 6 and the common ratio is -4 find the 6th term

User Automatic
by
8.8k points

1 Answer

3 votes
r = - 4
t1 = 6

tn = a1*r^(n - 1)
t6 = 6 * (-4)^(6 - 1)
t6 = 6 * (-4)^5
t6 = 6 * (-1024)
t6 = -6144
User Daralyn
by
8.7k points
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