3 years ago

What is the 8th term of the sequence 1, 3, 9, 27, 81,... .

Mathematics

1 answer:

slega [8]3 years ago

4 0

9514 1404 393

Answer:

2187

Step-by-step explanation:

This geometric sequence has a first term of 1 and a common ratio of 3. Its general term can be written as ...

an = a1·r^(n-1)

an = 3^(n-1)

Then the 8th term is ...

a8 = 3^(8-1) = 2187

You might be interested in

Jose and Kaitlyn have a contest to see who can throw a baseball the farthest. Kaitlyn wins, with a throw of 200 ft. If Jose thre

Anton [14]

All you have to do to find the answer is divide 200 by 4 to get 50. so now you know 1/4 of 200 is 50. but jose threw the ball 3/4 as far kaitlyn so you would have to multiply 50 by 3 to get 150 which is 3/4 of 200 . so 150 ft is the answer and how far jose threw the ball.

4 0

3 years ago

Read 2 more answers

7 is an unending decimal. Find the

lara [203]

Answer:

Solution given;

diameter[d]=12

have

circumference of circle=πd=12π

12 is a required answer.

5 0