A geometric sequence has 1024 as its first term and 128 as its fourth term. a)...

Transcribed Image Text:

A geometric sequence has 1024 as its first term and 128 as its fourth term. a) Show that the common ratio is Sn = 2 b) Find the value of the eleventh term. c) Find the sum of the first eight terms. d) Find the number of terms in the sequence for which the sum first exceeds 2047.968. A geometric sequence has 1024 as its first term and 128 as its fourth term. a) Show that the common ratio is Sn = 2 b) Find the value of the eleventh term. c) Find the sum of the first eight terms. d) Find the number of terms in the sequence for which the sum first exceeds 2047.968.

Answer rating: 100% (QA)

a To show that the common ratio is 05 we can use the fact that the nth term of a geometric sequence ... View the full answer