Which term n of the arithmetic sequence 7, 11, 15, . . . is 115? I understand d = 4 (ie. 11-7 = 4) and a = 7 as it is the first in the sequence listed can you please explain how to get n in detail?

Q: What is a for the sequence a₁ = n² - n? A. a₁ = 8 B. a = 12 C. a = 4 D. a₁ = 16 OA OB OC OD

A: Here is the solution:

Q: How many terms does the sequence 12, 17, 22, 27, ..., 577 have? Note: a1 = 12.

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Q: Find a number that provides a counterexample to show that this statement; "For all real numbers x, x…

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Q: this sequence 31 27 23 19. Explain how you can get the next three sequences.

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Q: The sequence a,= 8, 13, 18, 23, ...is the same as the sequence a = 8, an= a,1+5. A. True B. False

A: The sequence an=8, 13, 18, 23,.......is the same as the sequence a1=8, an=an-1+5

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Q: Study the given sequence: 1, 2, 4, 7, 11, 16, 22, 29, 37, 46, ... what is the 120th term in the…

A: Given sequence is 1, 2, 4, 7, 11, 16, 22,...…

Q: Find the sum of the positive terms of the arithmetic sequence 85, 78, 71, .

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Q: 3. What is the general term of the sequence: 5, 15, 45, 135, 405, ... a. t₁ = 3(15) b. t₁ = 3(5)n-1…

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Q: hat is the next number in the sequence 1 , 2, 4, 7, 1 1, . . . ? a. 17 b. 13 c. 16 d.15

A: Given sequence, 1,2,4,7,11

Q: ANSWER THE FOLLOWING WHAT KIND OF SEQUENCE 1. The sequence 2.5, 5, 7.5, 10, .... is _____ 2. The…

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Q: 4 6 8 10 12 For the sequence 5'10'20'40'80

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Q: Simone wrote the sequence 5, 7, 9, 11, .... (4.3) a) Write an algebraic expression for the nth term…

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Q: c. Write an equation for the nth term of the sequence. d. Find 12- Use the sequence 16,384, 4096,…

A: solution:-16384, 4096, 1024, 256, ...214,      212,     210,    28,  ...this is Geometric…

Q: Select one: O A. -645 O B. 2 210 OC. 510 O D. 2 820

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Q: 7. What is the 15th term of the sequence -8,-11,-14,-17, ...? a. -44 b. -47 c. -50 d. -53

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Q: What is the next three terms of the sequence 13, 8 , 3, -21 (Please use a comma and do not add space…

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Q: The nth term of a sequence is given. Find the first five terms of the sequence a) Un = 3(-4)n-1 b)…

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Q: what do you call the indicated sum of the terms in a sequence

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Q: 17. Determine the next 3 terms in the sequence: 22, 31, 40, 49, 58, ... O 67, 76,85 O64, 70, 76 60,…

A: given sequence is :22,31,40,49,58,... their same distance in all number  d=31-22=40-31=9 d=9

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A: An arithmetic sequence is a collection of numbers in which repetition is allowed and an arithmetic…

Q: 2) For the arithmetic sequence 5, 8, 11, 14, ... Find a) The 50th term (a50). b) The sum of the…

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Q: 2. Write the recursive formula for the sequence -8,-12,-16 ,-20, ... A U = -8; = Un-1 +4 B un = -8…

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Q: 1. Fill in the next two blanks in the sequence 8, 4, 2, 1, (You may use decimals or fractions...…

A: Given:- 8,4,2,1,_,_ To find:- Next two of given sequence

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.