= 2 x un-1 - 1, n> 2 - 3, Un

Q: Find the sum of the first eight terms of the sequence 18, -14, 12

A:

Q: Find the first four terms of the following recursively defined sequence. b-1+ 7k, for each integer k…

A:

Q: Find the first 4 terms of the recursively defined sequence. a1=4, a 2 = 5, an+1=an+ an-1

A:

Q: Find the seventh term and the sum of the first seven terms of the geometric sequence 6, −3,32, −34,…

A: Given: A geometric sequence is given.6, -3, 32, -34, ... To Find: The seventh term and the sum of…

Q: In an arithmetic sequence where the first three terms are 3, 7, 11, find the sum of the first 100…

A: We know, in an arithmetic sequence, the sum of n terms: Sn = (n/2)* [2a + (n-1)*d] Where, a = first…

Q: Write a recursive formula for the following explicit formula, and find the first term of the…

A: As it is given that

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.