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Find the 15th term of the geometric sequence 7, -21, 63,
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21 votes
Find the 15th term of the geometric sequence 7, -21, 63,

User SimpleBeat
by
5.3k points

1 Answer

12 votes

Answer:

33480783

Explanation:

Geometric term is given by: Tn = ar^(n - 1)

and r = -3

T15 = 7 * (-3)^(15-1)

T15= 7 * 4782969

T15 = 33480783

User Yusuf X
by
6.1k points
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