168 Answered Questions for the topic Sequences
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... more
Find the indicated term for each sequence, whose general term is given.
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.
what is the next number in this sequence
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
Find the explicit formula that produces the given sequences
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... more
Find the next two terms in the following sequence
13,-5,-35,-77,... enter the terms separated by a comma
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
find the sum of s100 for An= 5n + 3
find the sum of s100 for An= 5n+3
Limits of sequences, please help!
limn->infinite[ (-1)n/(n3-12)} I dont know what to do with (-1)n, if it's equal to infinite then if I divide by n3, it's infinite over infinite. I dont understand :S. And the question is if... more
Write a formula for the general term
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence. 2, 5, 8, 11,.... an = ?
Write a formula...
Write a formula for the general term (the nth term) of the geomteric sequence. Then use the formula for an to find a7, the seventh term of the sequence. 3, 15, 75, 375 NOTE: The system tells me... more
Please help solve!
There are two unmarked buckets by a stream.There are two unmarked buckets by a stream. the buckets hold 19 and 8 gallons of water respectively. How can 14 gallons of water be obtained, to take... more
There are two unmarked buckets by a stream.
There are two unmarked buckets by a stream. the buckets hold 19 and 8 gallons of water respectivelY. how can 14 gallons of water be obtained, to take home? complete the sequence below, the numbers... more
Find the sum
a. Find the sum 4,(4/3),(4/9),(4/27),(4/81) b. Find the sum of the first 70 terms Please explain both answers in detail
the sum of three consecutive numbers is 60. Find the numbers.
find three consecutive numbers whose sum is 60. I tried this problem and keep getting it wrong. Please help!
How do you find the first four terms of the sequence?
f(1)=6, f(n)=1/f(n-1) for n>2
List the first six terms of the sequence defined recursively by (1) z1 = 0, z2 = 1, z3 = 2, and (2) for m = 4, zm = zm-1 + 2zm-2 + 3zm-3.
Cards of Deck Probability
A.One card is drawn from a standard 52 card deck. Find the probability that it is a 7 or a Jack if drawing is done with replacement. B.Two cards are drawn from a standard 52 card deck. Find the... more