The first term of geometric sequence is 8, and the second term is 4. How do you find the fifth term?

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Answer 1 · 2018-03-05T15:15:01

#1/2#

a GPis of the form

#a,ar,ar^2,ar^3,...,ar^(n-1).......#

we are given

#a=8#

#ar=4#

we have to find the fifth term

#r=(ar)/a=4/8=1/2#

fifth term

#ar^4=8xx(1/2)^4=8xx1/16=1/2#