The nth term of a sequence -2,6,-18,54,… is: * – InterviewSolution

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The nth term of a sequence -2,6,-18,54,… is: *

Answer»

$\huge\fbox\pink{✯Answer✯}$

If the FIRST term of the SEQUENCE is a and the COMMON RATIO is R, then the geometric sequence can be written as

$a \\ ar \\ a {r}^{2} \\ a {r}^{3} \\ ... \\ a {r}^{n - 1}$

Hence

$n \: th \: term =a {r}^{n - 1}$

$\huge\boxed{\dag\sf\red{Thanks}\dag}$

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