Q#10 For each of the following sequences: 1. Identify if the sequence is arithmetic, geometric, or quadratic. Explain why. 2. If it is arithmetic or geometric, give an expression for the sum of the first 20 terms in the sequence. Show your work and any formulas used. You do not need to evaluate this expression. If it is quadratic, determine a formula for the i-th term in the sequence and show your work. A. 4, -8, 16, -32, . В. 9, 12, 18, 27, ...

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: Write an equation for the nth term of each arithmetic sequence. 7. -3, -5, -7, -9, . 8. -26, -15,…

A: recognize the sequence and use nth terms formula for the  sequence

Q: Describe how subsequent terms may be determined and state the next two terms in the sequence: 1 1 1…

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Q: HANDWRITTEN

A: Lenght = a(rn-1)(r-1)where, a=3, r=2 and n=9L = 3(29-1)(2-1)=1536Widht = sum of first 8 consecutive…

Q: Translate the following phrases into algebraic expressions: a. The 5th term of an arithmetic…

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Q: B. Solve as indicated. Use a separate sheet of paper, if necessary. 1. In the arithmetic sequence…

A: 1. We are given an arithmetic sequence.      Here, first term is a = -8 and the common difference is…

Q: 4 In an arithmetic sequence, u, = 12 and u = 40. The common difference is d. %3D и, %3D a Write down…

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Q: Find a formula for an for the arithmetic sequence. aj = 0, d=- a. 4 An=3n- 3 b. An=- 4 An=-n с. d. 4…

A: Given first term = a1= 0 and common difference = d= -4/5

Q: Consider the sequence -10, 0, 10, 20,..., 10n +0. a. How many terms are there in the sequence? b.…

A: Given: Sequence -10, 0, 10, 20, …, 10n To find : the number of terms in the given sequence , 2nd…

Q: 1. What is the next three terms of 10, 15, 20, 25, A. 26, 29, 32 D. 29, 33, 37 В. 30, 35, 40 С. 40,…

A: Since you have posted multiple questions, as per our policy we will answer first question. Please…

Q: 1) Tell whether if the sequence is arithmetic or not. Explain why or why not. Sequence A : - 1,- 3,…

A: As per guidelines we can solve only one question at a time, so if you need more answers kindly…

Q: Given t.= 4 and t,,=-2. Find the first three terms of arithmetic sequences- %3D

A: Given, t8 = 4   and  t12 = -2  We have to find the first three terms of arithmetic sequences.

Q: Find the next number in each sequence. Replace it with the letters on the left of each sequence.…

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Q: TASK 2. Find An and Sn for each arithmetic sequence. A1 = 47,d = -7, 3rd term and sum of the first 3…

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Q: 5,2,5,2,.. O 4.=4(a)-2 a, = 6(a) a, =7-a

A: Here we find the correct recursion for for given sequence,

Q: 2. A diagonal of polygon is a line segment that connects vertices (corners) of the polygon.…

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Q: , Part B, and Part C. domain value? Show your work. domain value? Show your work. is 6 when the…

A: We have to find the following conditions according to the given information

Q: Write a formula for the general term (the nth term) of the arithmetic sequence a₁, a2, a3, a4, ....…

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Q: What is the next 2 terms for the sequence -1, 2,-4,8,-16. . ..

A: Here we have to find the next two terms of the 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.