1. Foreach of the following sequences, write a formula for the generalterm. Then use the formula to find a20. (a) 2, 7, 12, 17, ... (b) 6,1,-1,-9,. (c) ao = 4, d = -0.3 (d) ao = , d= 4

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:

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A: We have to find the formula

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Q: 1) For the following exercises, write the first four terms of the sequence. 3-n! 4-n! an = [= 59

A: I am going to solve the problem by using some simple algebra to get the required result of the given…

Q: For each of the following sequences, write a formula for the general term. Then use the formula to…

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Q: Q4. What is a15 for the arithmetic sequence with a₁ = 10 and d = 7?

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Q: Given a term and the common difference of an arithmetic sequences, find the explicit equation. a1 =…

A: Given that:a1=5 and d=12

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