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: The sequence given is defined using a recursion formula. Write the first four terms of the sequence.…

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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: 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: 2. Write the equation for each sequence. 3, 6, 9, 12, 15 b. 5, 7,9, 11 а. с. 3, 6, 11, 18

A: (a)  a1=3=3×1;a2=6=3×2;a3=9=3×3;a4=12=3×4;a5=15=3×5;..an=3×n=3nHence an=3n

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: Write an explicit formula for the sequence. -5, 15, -65, 255, -1025

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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: 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: Ryan is building a triangle sequence so that one triangle is added to the right each time, as shown…

A: The objective is to find the number of matchsticks will be in the nth and (n-1)th figures.

Q: Write the rule as an equation. In each of the following sequences, Fill in the missing numbers ● ●…

A: according to bartleby policy we do only first part of multiple questionsthere for please re post…

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.