Difference between revisions of "2019 AMC 12B Problems/Problem 22"
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In which of the following intervals does <math>m</math> lie? | In which of the following intervals does <math>m</math> lie? | ||
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+ | <math>\textbf{(A) }[9,26]\qquad\textbf{(B) }[27,80]\qquad\textbf{(C) }[81,242]\qquad\textbf{(D) }[243,728]\qquad\textbf{(E) }[729,\infty)</math> | ||
==Solution== | ==Solution== |
Revision as of 17:39, 14 February 2019
Problem
Define a sequence recursively by and
for all nonnegative integers . Let
be the least positive integer such that
.
In which of the following intervals does lie?
Solution
See Also
2019 AMC 12B (Problems • Answer Key • Resources) | |
Preceded by Problem 21 |
Followed by Problem 23 |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | |
All AMC 12 Problems and Solutions |