Write out the first 5 terms (starting with ao) of each of the sequences described below. Then give either a closed formula or a recursive definition for the sequence (whichever is NOT given in the problem). (a) a, = }(n² + n). (b) an = %3D 2an-1 - an-2 with ao = 0 and a1 = 1. (c) an =nan-1 with ao = 1. For cach soquon

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A: Given data: The third term is a3=45. The seventh term is a7=100.

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Q: What is the sum of the first 10 terms of the sequence {300, 150, 75, ...}?

A: Given: 300,150,75,...... Formula Used: Sn=a1-rn1-r

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A: To find first four terms and seventh term of sequence .

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A: Given first and 36th term is 5 and 110.

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Q: Find the sum of the first 40 terms of the arithmetic sequence with first term 3 and 40th term 120

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A: Find the first five terms of the recursively defined infinite sequence.

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