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5 votes
What is the value of the fourth term in a geometric sequence for which a =
10 and r=0.5?

User DavidT
by
8.4k points

2 Answers

0 votes

Answer:

The fourth term is equal to 5/4

Explanation:

geometric sequence


a_n=a_1.r^(n-1)


a_4=a_1.r^(3)\\\\a_4=10.(1)/(2) ^(3)=(5)/(4) \\\\

User Susparsy
by
8.8k points
2 votes

for a pex it need to be a decimal so it’s 1.25

User Luddig
by
7.9k points

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