S is a geometric sequence. a) (1x + 1), 1 and (rootx - 1) are the first three terms of S.
Find the value of x.
You must show all your working.

b) The 5 term of S can be written in the form a V2 + b
where a and b are integers
Find the value of a and the value of b

How to solve it and what thw answer is

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Determine which postulate or theorem can be used to prove that lmn =nmo