86 Answered Questions for the topic Geometric Sequence

07/03/19

identify the common ratio of the next term and the nth term in the following sequence 80,20,5
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06/27/19

what is the 6th term in the geometric sequence whose first term is 3 and whose common ratio is -4
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06/01/19

Write the recursive formula for the geometric sequence.
Write the recursive formula for the geometric sequence.100, -50, 25, -12.5...
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02/20/19

find the common ratio for each geometric sequence and use r to find the next three terms.
I need to find the next three terms for 972,324,108,36. I don't know know how to do that...
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11/27/18

Geometric sequence
 Let x-2, x, x+3 be the first 3 terms of a geometric sequence. Find the value of x.. Please help, been trying to do this for hours and cant come uyp with a good answer, any help would be extremely... more
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09/05/18

geometric progression
The first term is 5, the common ratio is 3 and the last term is 98415. Use the formula an = a1 x rn-1 to find how many terms there are in the progression
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08/21/18

Which term in the sequence 5, 15, 45,.... has a value of 3645?
I have U1 = 5, r= 15/3 and Un=3645. U1 x r^n-1 =3645 5(3)^n-1 = 3645,I divide both sides by 5(3)^n-1 = 729,but not sure what to do next  or maybe there is another to solve this (easier)! Thank you... more
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07/20/18

What is x in the following geometric sequence: 8,x,8,x,..
Miguel writes the following: 8,x,8,x, ... He tells Alicia that he has written a geometric sequence and asks her to identify the value of x. Alicia says the value of x must be 8. Miguel says that... more
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07/15/18

find the sum of 1/2 + 1/4 + 1/8 + ... + 1/512
round to 3 decimals places
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06/25/18

Which sequence is geometric and has 1/4 as its fifth term and 1/2 as the common ratio?
A. 1, 1/2, 1/4, 1/8 B. 1/4, 1/2, 1, 2 C.1/72, 1/36, 1/18, 1/9 D. 8, 4, 2, 1
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05/22/18

I need the 14th term for this geometric sequence .... 1,000,100,10,1?
I need help with this problem please like as soon as possible I need an answer
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05/11/18

Determine the 8th term in the geometric sequence whose first term is -10 and has a ratio of 2
Determine the 8th term in the geometric sequence whose first term is -10 and has a ratio of 2
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05/09/18

Find the sum of the first 11 terms of the geometric sequence. Use the formula for the sum of the first n terms of a geometric sequence. 6,-30,150,-750,....
 The sum of the first 11 terms of the geometric sequence is 
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05/05/18

Algebra 2 - Geometric
Find the 10th term -3/4, -3/2, -3.   I need to show work and I don't understand how to do this.
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03/20/18

Arithmetic/Geometric math question
You are responsible to provide tennis balls for a tournament. You know that a ball bounces like new when it is dropped and it bounces 82% of the previous height. Because of budget restriction for... more
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03/20/18

Given that x, 4 and x+6 are consecutive terms of a geometric series, find the possible values of x and the corresponding values of the common ratio.
 Can't quite figure this one out on my own. Any help would be very much appreciated.
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03/15/18

What is the 99th letter in the following pattern?
A B B C C C D D D D ...
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02/19/18

what's the explicit formula to the sequence 1/2 , 1 , 3 , 12 , 60 , 360 , 2520 , ...?
what's the explicit formula to the sequence 1/2 , 1 , 3 , 12 , 60 , 360 , 2520 , ...?   Multiplies by one larger number each time but how to put that into an explicit formula?
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02/08/18

How do i solve this?
find the eighth term of a geometric sequence for which a3=35 and r=7
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02/05/18

Recursive Formula
Using the recursive formula of a geometric sequence, find the first five terms: An=An-1 • 2Please explain how. Thank u!
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01/14/18

What is the next 3 terms of the geometric sequence 6,4,6,9,13.5
Really not understanding how my teacher got the anwser. Need help.
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12/11/17

geometric sequence where the first term is 768 and the second term is 576
Hi I really need help.  Here is the question: Cosnider a geometric sequence where the first term is 768 and the second term is 576. Find the least value of n such that the nth term of the... more
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12/06/17

Find the indicated term of the geometric sequence with the given description.
The first term of a geometric sequence is 15 and the second term is 6. Find the fourth term.
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12/06/17

The second and the fifth terms of a geometric sequence are 28 and 1792, respectively.
Which term of the sequence is 28,672?
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12/06/17

The first term of a geometric sequence is −1536 and the common ratio is 1/2 .
Which term of the sequence is −96?
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1 3 4

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