# Why is the nth term n2 5 if the sequence is 6 9 14 21 30?

Clearly here the nth term isn't n25.

### What is the first 5 terms in a sequence when given the nth term n 7?

If the nth term is n*7 then the first 5 terms are 7, 14, 21, 28, 35.

### What is the nth term in the sequence 21 17 13 9?

The nth term is 25-4n and so the next term will be 5

### What is the formula for the nth term for the sequence 12-21-30-39-48?

> since the value rises by nine at each step and the first term is 12 the formula for > the nth term is: 12+(n-1)*9 Which simplifies to Sn = 9n + 3

### What is tenth term of the sequence 2n plus 1?

1st term= 3 2nd term = 5 Nth term = 2n+1 10th term= 21 = 2(10)+1

### What is the nth term of this sequence 15 9 3 -3 -9?

after -9 it is -15 then -21, -27 and the ninth is -36

### What is the nth term of 9 11 13 15 17?

The sequence is simply achieved by adding 2 to each value 9+2=11 11+2=13 13+2=15 15+2=17 17+2=19 19+2=21 so the nth term can be calculated The value of the nth term = the value of (nth-1 term) +2.

### What is the nth term for 3 10 17 24 31?

You can see that all the numbers go up by 7. This means that the first part of the nth term rule for this sequence is 7n. Now, you have to find out how to get from 7 to 3, 14 to 10, 21 to 17 ... this is because we are going up in the 7 times table. To get from the seventh times table to the sequence, you take away four. So the… Read More

### The first 6 triangular numbers are?

1, 3, 6, 10, 15 ,21 The nth term for the sequence (where you replace n with the term you want to find) is: (n(n+1))/2

### What is nth term for sequence 30 27 24 21?

There are infinitely many possible answers. But the simplest is Un = 33 - 3n for n = 1, 2, 3, ...

### What is the nth term if the sequence goes 12 21 30 39 48?

Looks like 57: 12+9=21, +9=30, +9=39, +9=48, +9=57.

### What is the nth term for 7 14 21 28?

Term #1 = 7 = 7 x 1 Term #2 = 14 = 7 x 2 Term #3 = 21 = 7 x 3 Term #4 = 28 = 7 x 4 . . Term 'n' = 7 x 'n' or 7n

### What is the nth term formula for 6 13 22 33 46?

The differences between terms are 7,9,11,15 The differences of these differences are 2,2,2,2 Thus the formula for the sequence begins with n2 The sequence of numbers minus n2 is 5, 9, 13, 17, 21 The difference between the terms is 4 So the formula continues n2+4n The sequence of numbers minus n2+4n is 1, 1, 1, 1, 1 So the formula for the nth term is n2+4n+1

### What is the nth term of 8 17 32 53 80?

I can tell you that it is increasing 9, 15, 21, 27. i.e. adding on 6 to the gap each time so if you mean the next term by nth term, then it will be adding on 33, which will leave you at 113

### What is the Nth term of 25 24 23 22?

Assuming the pattern would continue: 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13...

### What is the nth term for 21 14 7 0 -7?

12 and a half pigs ear monkey buisness these really shouldnt be public oink rabbit rabiit woof woof neigh

### Find the quadratic sequences nth term for these 4 sequences which are separated by the letter i iii 7 10 15 22 21 42 iii 2 9 18 29 42 57 iii 4 15 32 55 85 119 iii 5 12 27 50 81 120?

Check if the given sequences are quadratic sequences. 7 10 15 22 21 42 The first difference: 3 5 7 1 21. The second difference: 2 2 6 20. Since the second difference is not constant, then the given sequence is not a quadratic sequence. 2 9 18 29 42 57 The first difference: 7, 9, 11, 13, 15. The second difference: 2 2 2 2. Since the second difference is constant, then the given… Read More

### What is the nth term for 7 9 13 21 37?

The problem is finding the next term 7 9 13 21 37 69 133 261......... nth the first number aka the N1 = 7, N2 = 9, N3= 13,....... N7= 133,........Nth The first number 7 +2 = 9, which is the second number NOTE: 21=2 the second number 9 + 4 = 13 NOTE: 22=4 the third 13 + 8 = 21 NOTE: 23=8 the fourth 21 +16 = 37 NOTE: 24=16 So, the pattern… Read More

### What is the nth term for the sequence 10 21 36 55 78 105?

The pattern is: +11, +15, +19, +23, +27 (4n+7) So, the next number would be: (4*6 + 7) = 24 + 7 = +31 Therefore, the answer is: 105 + 31 = 136

### What is the ninth term in the Fibonacci sequence?

The 9th term of the Fibonacci Sequence is 34 Fibonacci Sequence up to the 15th term: 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610

### What is the first term in a arithmetic sequence if the third term is 21 and the eight term is 56?

What your tutor wants is for you to identify the factors of 21 and of 56. From this information you will find it easy to answer the question. good luck

### What is the 8th term in the Fibonacci sequence?

It is: 1 1 2 3 5 8 13 and 21 which is the 8th term

### What is the 9th term of the following geometric sequence Enter a whole number - 7 -21 63?

The sequence, -7, -21, 63 could be generated by Un = 49n2 - 161n + 105 so when n = 9 the term would be 2625.

### What is the answer identify the correct function for the following sequence 18 5 -8 -21?

Subtract -13 at each consecutive term and so the next term will be -34

### Is 26 part of the Fibonacci sequence?

No. The nearest term in the series is 21, but a miss is as good as a mile.

### What is the rule to this sequence 6 9 14 21 30?

12+5 = 6 22+5 = 9 32+5 = 14 42+5 = 21 52+5 = 30 62+5 = 41 Square the sequence number then add 5.

### What is the nth term for 21 19 17?

23-2n this guy has a great way of explaining it, so look at his... http://wiki.answers.com/Q/What_is_the_nth_term_for_3_7_11_15_19

### What is a number sequence where 24 is the fifth term in a sequence of 10 numbers?

20, 21, 22, 23, 24, 25, 26, 27, 28, 29

### What is a nth term 15 9 3 -3 -9?

In order to find the nth term, you need to see the difference between the numbers first, so you can see that here, the numbers keep getting smaller by 6. Therefore, the equation must be the term = something (x) -6n. To find that x, you have to look at any of the numbers, for example, 15. You know that n=1 in this case because it is the first number so 15 = x… Read More

### What is the next number in the sequence 11 21 1211 11121 312211?

Is the fourth term correct? Should it not be 111221? Then the next term would be 13112221

### What is 14 over 21 reduce to its lowest term?

divide by common factor 7 both terms 14/21 = 2/3

### What are the first five terms of the sequence whose nth term is 5n-4?

You need to give a starting term N. Assuming it's 1 (as opposed to 0 or something outright weird): 5(1)-4=1 5(2)-4=6 5(3)-4=11 5(4)-4=16 5(5)-4=21

### What is the sum of a 6-term geometric series if the first term is 21 and the last term is 352947?

U1 = a = 21 U6 = ar5 = 352947 where Un is the nth term, with first term, a, and commn ratio r. Dividing the second equation by the first, r5 = 16807 Taking the fifth root, r = 7. The S6 = a*(r6 - 1)/(r - 1) = 21*(76-1)/(7-1) = 411768

### What is the nth term and the 10th term of the squence 10 21 34 49?

f = 10n + (n - 1)^2 For n=10 f = 10(10) + (10 - 1)^2 f = 181

### Select the next letter in the sequence 16 26 21 31?

There are no letters in that sequence. The progression of numbers can be extended according to the rule shown by appending '26' as the fifth term.

### How do you get each number in the Fibonacci sequence?

The Fibonacci sequence is a series of sums of two counting numbers and it starts with the lowest two, namely 0 and 1. Each successive number in the sequence is the sum of the two preceding it. Like this: The first term is usually 0 (although sometimes it is left out). The second term is 1. The third term is 1 + 0 = 1. The fourth term is 1 + 1 = 2. The… Read More

### How do you figure out the 0th term in a math sequence?

Calculate the constant difference: e.g. 21,17,13,9,5,1,... The difference is -4. Subtract that difference from the first term. 21 - -4 = 25 The 0th term is 25.

### What is the nth term for 0 1 3 6 10 15 21 28 36 etc?

nth term can be calculated from the formula (n - 1) x n/2. Eg 8th term = 7 x 4 ie 28; 42nd term = 41 x 21 ie 861. If the series starts at 1 rather than 0, the formula is (n + 1) x n/2 If you are satisfied with this reply please consider awarding a Recommended Point to the responder. A: (n2-n) รท 2

### How do you write a formula for the nth term?

A question about the nth term of a sequence, which does not give you the formula for the nth term, can only contain a finite number of terms. The issue then is to find a function that will generate these numbers. Now, given any set of n numbers, it is always possible to find infinitely many polynomials of order n such that the polynomial is the formula for the nth term. Furthermore, there will be… Read More

### What is the nth term for 3 5 7 9 12 21 32?

One possible solution is: Un = (-8n6 + 177n5 - 1520n4 + 6495n3 - 14492n2 + 16548n - 6120)/360