What would be the sum of the mean (average) of the first 401 terms in the given sequence of numbers and the mean of the first 201 terms in the sequence? 1, -2, 3, -4, 5, -6, 7, . . .

Q: Find the sum of the first 25 terms of the arithmetic sequence: 7, 19, 31, 43, .....

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Q: Find the sum of the first 130 terms of the arithmetic sequence 8, , 7, ....

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Q: 14. The sum of the first 50 terms of the sequence 2, 8, 14, 20, 26, ...

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Q: List the first five terms of the sequence. a1 = 6, an+1 5an 5a,-

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Q: Give the first three terms of each sequence based on the given a1=4,         r=-2         _____,…

A: To find the first three terms of each sequence

Q: 2) Find the sum of the first 100 terms of the arithmetic sequence: 2, 4, 6, 8, 10, 12, ...

A: The arithmetic sequence: 2,4,6,8,10,12,.......

Q: The sum of the first 20 terms of the sequence O.7,0.77, 0.777,.. is

A: We have to find the sum of first 20 terms of the sequence: 0.7, 0.77, 0.777, ..... Assuming the…

Q: difference table

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Q: Find the sum of the first 94 terms of the arithmetic sequence   11,15,19,23,27, . . . .

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Q: Calculate the first 5 terms of the sequence an = Factions and as decimals to 3dp. (1+)", expressing…

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Q: Here is a rule to make a list of numbers: Each number is 4 less than 3 times the previous number. 1.…

A: Here is a rule to a  list  of numbers  Each  number  is  4 less than  3 timesthe    previous number.…

Q: A serie of number is : 1,3.7,15,31  What is the next number in the sequence?

A: The provided series of number is 1, 3, 7, 15, 31. The sequence used here is x×2+1 where x is the…

Q: Find the sum of the first 27 terms of the arithmetic sequence. 19, 28, 37, 46, .. What is the sum of…

A: Topic = Sequence

Q: b) The sum of the first 15 terms of the sequences 7,-14, 28, –56, 112,..

A: We have to find out sum of 15 terms

Q: Suppose that the sequence {ax}1 is 2, 4, 6, 8, 10, 12, 14, 16, ... What is a4?

A: Answer

Q: What are the first 5 terms of the sequence a_ =2n – a 'n - 1, where “, =5,

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Q: What does the numbers mean in a 40;20;10; sequence or a 10;40;20; sequence?  Is the 40, the number…

A: Given: The first sequence is: 40;20;10 The second sequence is: 10;40;20; We have to determine that…

Q: 2 The common ratio of the sequence 13 1) - 2) 3 3) -- 4) --

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Q: What is the sum of the first 50 terms of the arithmetic sequence whose first term is a1=8, with…

A: We will find out the required value.

Q: Find the sum of the first 25 terms of the sequence. 46, 8, 10, S25-

A: This question is related to arithmetic progression .

Q: Find the sum of the first 20 terms of the arithmetic sequence:4, 10, 16, 22, . . . .

A: Given arithmetic sequence is: 4, 10, 16, 22, ..... The first term = a = 4 The common difference:…

Q: Find the sum of the first 40 terms of the sequence. {1, 6, 11, 16, …}

A: Given sequence is 1, 6, 11, 16, .......

Q: List the first five terms of the sequence. a1 = 2, an+1 = 5an - 5 az = a3 = a4 = as =

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Q: Look for a pattern and predict the next two numbers in each sequence.

A: Hello, thanks for the question. We’ll answer the first question since the exact one wasn’t…

Q: Find the sum of the first 15 terms for the sequence: 7,10, 13, 16, 19,

A: We have 7,10,13,16,19,.........15th termFirst term a=7common Difference d=10-7=3

Q: What is the next three terms of the given sequence 25,12,-1,-14,-27,_,_

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Q: Find the sum of the first 13 terms of the arithmetic sequence. 5,9, 13, 17. . What is the sum of the…

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Q: 10. a, = 6, ant1 an

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Q: What three numbers can be inserted between 81 and 16, so that  the five numbers form a geometric…

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Q: Find the sum of the first 35 terms of the arithmetic sequence −1, −9, −17, −25, ….

A: Given the arithmetic series-1,-9,-17,-25..

Q: What is the 100th term of a sequence of number in which, for every positive integer x, the sum of…

A: In the given question, concept of summation series is used. Summation Series The total of the series…

Q: n-1 2) а - -3. 6,

A: Given an = -3 . 16n-1

Q: What is the sum of the first 11 terms of the sequence for which a3 = 13 and a11 = 25?

A: What is the sum of the first 11 terms of the sequence for which a3 = 13 and a11 = 25?

Q: How many terms of the arithmetic sequence 20, 18, 16.... must be added so that the sum will be -100?

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Q: What is the 10th term in this sequence: 1, 3, 9, 27,...

A: Given,          The sequence is 1 , 3 , 9 , 27 ,.....We know that,          The general term of G.P…

Q: Find the sum of the first 20 terms of the sequence. 1, 4, 7, 10, ..

A: By using sum formula, we calculate the required sum of the sequence.

Q: Calculate the sum of the first 38 terms in the sequence. 7, 3, - 1, – 5, ... | The sum is

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Q: : Which term of the sequence 4, 9, 14, 19..... is 124 ?

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Q: Find the sum of the first 10 terms. 0.5,0.9,1.3,1.7,.

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Q: Consider the sequence 10, 11,13, 16, 20, 25, 31, 38, ...

A: In this question, we have given a sequence  10,11,13,16,20,25,31,38..... To find the recurrence…

Q: Find the sum of the first 91 terms of the arithmetic sequence: 6,−4,−14,−24,−34,

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Q: what would be the next number in the series 1, 2, 3, 6, 4, 5, 12, 60, 5, 6, 7, ___?

A: We have given that the series 1, 2, 3, 6, 4, 5, 12, 60, 5, 6, 7, ___.

Q: the sum of the first 40 terms of the arithmetic sequence.   −16​,−25​,−34​,−43​,...

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Q: 4. What are the first five terms of the sequence for a1--2 and an-2an-1+5?

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Q: Find the first 5 terms in the sequence. 3.) x + 9 -8,-7,-6,-5,0 A.) י5n1 -7,-2,3,

A: First five terms of sequence

Q: Fi

A: Explanation of the solution is given below...

Q: Find the sum of the first 50 terms of the sequence 12, -12, 12, -12, ...*

A: Solution...

Q: How many terms of the arithmetic sequence {1,3,5,7,...) will give a sum of 961? How many terms of…

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Q: Find the sum of the first 109 terms of the arithmetic sequence: 3, 7, 11, 15, 19, ..

A: Given : 3, 7, 11, 15, 19…

Q: Find the indicated term of following sequence  1,1,-3,5,-7,9 ,---------a10 1,3,12,60---------a6

A: In this problem, we have to identify the relationship between the successive terms of the series to…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.