if the first term is -7 and the fourth term is 7/27, then what is the 8th term if the sequence

f(1)= -7

f(4)=7/27
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1 Answer

If the first term is -7, the 2nd is -7r, 3rd term is -7r², 4th term is -7r³=7/27, so r³=-1/27 making r=-1/3.

The 8th term is -7(-1/3)⁷=7/2187.

by Top Rated User (1.2m points)

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