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What is the value of the fourth term in a geometric sequence for which a1= 30 and are= 1/2?

2 Answers

9 votes

Answer:

It's 3.75 or 15/4

Explanation:

When you put it in proper form, it becomes a4= 30 x (1/2)^3, when computed, it equals 3.75. Thank you.

User Qwtel
by
5.3k points
4 votes

Answer:

15/4.

Explanation:

4th term = a1 r^3

= 30(1/2)^3

= 30/8

= 15/4.

User Neil Billingham
by
4.0k points