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21 Aug 2019, 01:02
Kudos
Bookmarks
B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
98% (01:14) correct
2%
(01:13)
wrong
based on 127
sessions
History
Date
Time
Result
Not Attempted Yet
In a certain sequence, the term xn is given by the formula \(x_n = (x_{n-1})^2 + x_{n-2}\) for all \(n \geq 2\). If \(x_0 = 2\) and \(x_1 = 3\), what is the value of \(x_3\)?
A. 121
B. 124
C. 169
D. 182
E. 196
A. 121
B. 124
C. 169
D. 182
E. 196
Archit3110
Major Poster
21 Aug 2019, 02:49
Kudos
Bookmarks
Bunuel
given x1=3 ; x0= 2
find x2 = \(x_n = (x_{n-1})^2 + x_{n-2}\)
we get x2= 11
so x3 ; (11)^2+3 ; 124
IMO B
