206 Answered Questions for the topic Sequences

Sequences Series Calculus 3

11/04/16

Determine whether the sequence is increasing, decreasing, or not monotonic.
Determine whether the sequence is increasing, decreasing, or not monotonic.   an = 1/(6n+7)   Is the sequence bounded? Yes or No? Explain.
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Sequences Limits

10/08/16

What is the limit of the sequence
limit n->infinity −(7.2^n+5.5^n/7+3.5^(n+1))?
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Sequences

09/24/16

More sequences
To save money for holiday presents, a person deposits $15 in a savings account on January 1, and then deposits an additional $15 every week thereafter until Christmas.   A. Write a sequence for... more
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Sequences

09/24/16

Assistant on sequences
The entry level salary for a teacher is $24000 with a 3% increase after every year of service. Write a sequence for the first 5 years of service.   Find the general term of sequence on part A
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Sequences Sequence

09/03/16

What is the next number in this sequence: 2, 7, 26, 101, 400, ?
The possible answers are:   15958006951840 1595 800 695 1840  
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Sequences

09/02/16

Progressions
In a game a basket and 16 potatoes are placed in line at equal intervals of 6 feet. how long will a competitor take to bring the potatoes one by one into the basket , if he starts from the basket... more
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Sequences

08/28/16

Find the sum on terms
find the sum of the terms in the sequence 1,4,7,...,193.
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06/27/16

geometric series
The first 3 terms of a geometric expression are x, 10 − x ,and  2x + 1 where x > 0.Find the value of the common ratio, r.
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Sequences Sum

06/05/16

Calculate the sum
Calculate the sum: 3+ 7+ 11+ ......+ 399
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Sequences

05/31/16

For the geometric sequence, t of 4=54, t of 7=1458 find a, and r
 I know you could just use trial and error to see what you could multiply the ones in between (t5 and t6) by to get from t4 to t7 , but is there a way to do this other than trial and error, like... more
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Sequences Algebra 2 Algebra

05/09/16

Finding the general term, in therms of n
What is the general term, in terms of n, for the sequence 4, 8,12, 16, ....?
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05/03/16

Please help with proof by induction below
let 〈xn〉n=1...∞ be a sequence satisfying xn+1=xn-xn-1 for each n. Prove that ∀ n ∈ N, xn+6=xn by induction
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04/15/16

A game involves rolling a fair six-sided die. If the number facing upward on the die is a whole number multiple of three, the player wins an amount equal to the
A game involves rolling a fair six-sided die. If the number facing upward on the die is a whole number multiple of three, the player wins an amount equal to the number on the die times $20. If the... more
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Sequences

04/08/16

An=2An-1+An-2
find the next four term of the term of the sequence  A 3 A4 A5  A6 A8 
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02/14/16

Formula nth term series 4,9,16,25
Hello, could you help me find the formula for this series, please? How do I go about it?  4,9,16,25,...I know it starts with adding 5 and adding 2 more with every number, so adding 7 next, then 9,... more
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Sequences

01/19/16

Sequence generators
1,1,2,3,5,8
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Sequences

12/29/15

Consider two different arithmetic sequences
Consider two different arithmetic sequences: 3, 14, 25, 36,47,58,69,80, successively by 11 and 2, 9, 16,23 successively by 7. What are the first 10 numbers which appear in both sequences
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Sequences

12/13/15

(College Precalc) Arithmetic Sequences - Finding the sum given two random terms
A finite arithmetic series has 90 terms with a5=182 and a86=291.6. What's the sum of the series?   I have no idea where to begin. I know to find the sum when I'm given the first few terms and the... more
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Sequences

11/18/15

Vivian wrote the following math sequence, 8,16,32,64,108. Using the multiply by 4 rule what is the next number
why dud they use the multiply by 4 rule
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Sequences

11/18/15

Formula to find a1 from an=a1+(n-1)d
Need help with the above equation
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Sequences

10/19/15

f(1) =1 and f(n)=2*f(n-1) +1 for each whole number greater than 1
help with math problem
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Sequences

10/13/15

how many people have heard the rumor by the end of saturday?
on sunday, bill heard a rumor. on monday, he called jan & stan to tell them the rumor. on tuesday, jan and stan each called two of their friends to tell them the rumor. those people then each... more
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09/22/15

We have to recurrence relation an = 2an-1 - an-2. Find a2 and a3 if
We have to recurrence relation an = 2an-1 - an-2. Find a2 and a3 if:   a) a0 = 1 og a1 = 0?   b) a0 = 0 og a1 = 1?   c) a0 = 1 og a1 = 2?
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09/22/15

Solve this recurrence relation and find a2 and a3?
We have to recurrence relation an = 2an-1 - an-2. Find a2 and a3 if:   a) a0 = 1 and a1= 1? b) a0 = 0 and a1 = 0?  
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08/08/15

How many terms are in the sequence -83, -66, -49, -32,...597
Not sure where to begin in order to solve this question... I have no idea how to do it 
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