# Geometry

posted by .

need help finding next to values in following sequence
1,3,7,13,21,_,_

• Geometry -

what is the difference between each numbers? 1 and 3? 7 and 13? 13 and 21? You'll see a pattern that will help you find the values in the following sequence.

• Geometry -

Thanks!

## Similar Questions

1. ### sequence

defining function is f(x) = 3x+b. If 27 is a member of this sequence, what is the next consecutive member of this sequence?
2. ### Math - Geometry

Please help! Need to find the 6th and nth terms in this sequence - and solve for the rule or process. here's the sequence: 1,3,9,27,81 What is the process or formula to get the nth term in the sequence. Thanks!
3. ### Math

1. What are the next two terms of the following sequence?
4. ### geometry

The following gives a geometic sequence 2, P Q 250 find the values of P and Q
5. ### geometry

I need help on this question... "Make a conjecture about the next item in the sequence. 1,-2,-5,-8,-11,?
6. ### Math

Find the next three values in the following sequence of numbers. -1,0,1,0,1,2,3,6,11,20,37
7. ### Math Help

Hi! I need help with these two questions. Thanks! 1.) Look for the first four terms for the following sequence below. an=n(n^2-6) 2.) For this question, remember that your answer has to begin with the second term of the following sequence. …
8. ### Limit of Sequence

I need help finding the limit of the following sequence or determining that the limit does not exists {csc^(-1) 11n}
9. ### Calc 2

I need help finding the limit of the following sequence or determining that the limit does not exists {csc^(-1) 11n}
10. ### Math

I am doing a practice test and I am stuck on a couple of questions. 1.) Write a rule for the following sequence 8, -1, -10, -19 2.) Find the next three terms of the sequence -2, -12, -72, -432 3.) Which explains why the sequence 81, …

More Similar Questions