What is the sum of the first 10 terms of this sequence 3, 5, 7, 9, ...?   A. 240                     B. 175                     C. 130                     D. 120   An arithmetic sequence has a 7th term of 54 and a 12th term of 94. Find the common difference. A. 6                         B. 8                         C. 10                       D. 12

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: What are the next three terms in the sequence 1, 4, 16, ...? Select one: a. 65, 257, 1025 b. 67,…

A: Since you have posted multiple questions and I can do first question as per our company guidelines.…

Q: The sequence is defined recursively. Write the first four terms. 1) a1 = 5; an = an-1- 4

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Q: Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and…

A: Given: An arithmetic sequence where:a=initial term=-5d=common difference=8 We are required to find:…

Q: Find the sum of the first eight terms of the sequence shown. 1/2, -1/4, 1/8 . . . a. 1/256 b. -1/256…

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Q: Part A: Write an explicit formula for the sequence. Part B: Write a recursive formula for the…

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Q: In geometric sequence a1, a2, · · · , an , if a4 = 405 and ag = 3645, then the common ratio is 4 O 3…

A: To find the common ratio

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: 3. What is the 10th term of the following sequence? 16, -8, 4, -2, ... Student's Work Student's…

A: Given a sequence- 16,-8,4,-2, ....... We have to determine the 10th term of the following sequence .…

Q: 8. Given the arithmetic sequence -10, -6, -2, .., find the sum of the first 51 terms. А. 190 В. 4590…

A: I have Provided this answer in step-2.

Q: Find the sum of the first 8 terms of the geometric sequence. 139 9 27 27 81 - - - + 2 2 2 O A. 2…

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Q: The nth term of a sequence is given by (-1)"-1 2" –1 an = What is the sum of the first 4 terms of…

A: Find the first four terms by putting n=1,2,3,4 in given sequence. Then add them.