206 Answered Questions for the topic Sequences
Sequences
07/25/15
What is the 10th term in the sequence 1,8,27,64
Its a sequence and have been stuck on it for ages
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07/19/15
sequence/series question. PLEASE HELP!!!!
What is 32nd term if given the following
X Y
1 1
2 3
3 6
4 10
Please help!!!!. I can see...
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If the sum of 20 consecutive odd integers is 120, then what is the value of the largest integer?
Please and thank you! Your help is greatly appreciated
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Sequences
07/05/15
Find a formula for the general term an of the sequence (starting with a1): {-425,536,-649,764,…}.
I want to know the answer for this question Find a formula for the general term an of the sequence (starting with a1):{−425,536,−649,764,…}.
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Sequences
07/02/15
sequences topic
two cars start together int he same direction from the same place. the first goes with the uniform speed of 10 m/h .the second goes at speed of 6 m/h in the first hour and increases the speed by...
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Sequences
07/02/15
sequences topic
if 1/2 of the air in a tank is removed with each stroke of a vacuum pump ,what fraction of the original amount of air has been removed after 4 strokes
(a)...
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Sequences
07/02/15
sequences topic
a company sales is described as Sn=2Sn-1 +Sn-2 +1 units , Sn represents the nth sale. if the company experienced a jump in a sale by 70 units between 4th and 5th sale .how many will it sell in the...
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Sequences
07/02/15
sequences topic
(1) the digits of a positive integer ,having 3 digits when taken in order are in arithmetic progression and their sum is 18 .the number obtained by reversing the digits is 396 less than the...
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Sequences
06/29/15
if the series is given as a,b,b,c,c,c,d,d,d,d ....then which term will replicate u?
(a)200
(b)210
(c)215
(d)229
(e)232
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Sequences
06/04/15
How to obtain the sum?
Find the sum of the first seven terms of the sequence.
3, 3/2, 3/4,... 3/8, 3/16, 3/32, 3/64So i get that the LCM is 64 but how do i find the sum of all the 3's? Thanks
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Sequences
05/31/15
Find the following sum: 1+2+4+8+...+2^k-1
I need help finding the next terms after 2^k-1
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Sequences
05/29/15
Find the indicated term for each sequence, whose general term is given.
an=-n2;a15
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Sequences
05/29/15
Sequences, Find a general term
Find a general term an for each sequence, whose first four termsare given.
3, 7, 11, 15
-------------------------------------------------------
Q: What is the formula for this type...
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Sequences
05/26/15
Find the indicated term for each sequence, whose general term is given.
an=100-7n;a50
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Sequences
05/21/15
the population at west is decreasing at a rate of 1% annually. find the number of students in 13 years.
the unit is sequence and i have to have the equation in explicit form, and know how to plug. but i get stuck there.
A1= 2462 is the first year they open of students.
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Sequences
05/07/15
<3,^4,>7,<6,^8,>14,<9,^12
what is the next number in this sequence
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Find the first terms of the sequence given the following recursive formula
a1 =8, a2=-3, and an=2an-1+an-2 for n≥3
enter the terms separated by commas
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Find the explicit formula that produces the given sequences
3/2,3/4,3/83/16.........
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Sequences
03/28/15
An Isotope has a half-life of 15 days. Make a table showing the half-life of this isotope from 32 g to 1 g. List the time (in days,starting with t = 0) in the
...in the first column and the mass remaining in the second column. Which type of sequence is used in the first column and in the second column?
I do not know where to begin on solving this...
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Find the next two terms in the following sequence
13,-5,-35,-77,...
enter the terms separated by a comma
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What is the 21sr term in arithmetic sequence in which
a3 is 59 and a7 is 103
enter only the term
Write a possible explicit formula for the following sequence
-17,-22,-27,-32,...
an=?
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