157 Answered Questions for the topic Sequences

11/15/13

What is the next number in this sequence 7 21 8 72 9

What is the next number in this sequence 7 21 8 72 9.....I need to answer this question for a test and math has been a long time ago.  What is the best way to relearn math sequences and probability... more

09/16/13

HELP!!! What is the maximum number of oranges the family can get to the market using ONLY the camel to transport them?

More About the Problem: A family grows oranges in a desert oasis. They have 3,000 oranges and the market is 1,000 miles away. They only have one camel to transport oranges, but there are two... more

07/07/13

What is the next number in the sequence 3,9,-1,-4,-15

can't find a pattern. can you help  

05/01/13

Given the sequence 3,7,11,15,19

Write a formula for the sequence to find the nth term Use the formula to find the 50th term in the sequence What kind of sequence is this

03/13/13

How do i find the nth term for the pattern; 3, 9, 27, 81, 243

What is the "nth term" formula for the pattern and how do you find it: 3, 9, 27, 81, 243 ( i understand that the number is multiplied by 3 each time, but i don't know how to find the nth term... more

11/17/12

find the 3rd term in the sequence: an =(-1)n+15n+1

find the 3rd term in the sequence: an =(-1)n+15n+1

11/17/12

find the 15th term of the sequence: a_(n)=(-1)^n (n+1)

I believe this is a geometric sequence.
1 2 3 4 5 7

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