Difference between revisions of "2021 JMPSC Sprint Problems/Problem 11"
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| − | + | The perfect squares are from <math>3^2</math> to <math>50^2</math>. Therefore, the answer is the amount of positive integers between <math>3</math> and <math>50</math>, inclusive. This is just <math>50-3+1=\boxed{48}</math>. | |
Revision as of 07:31, 11 July 2021
Problem
How many numbers are in the finite sequence of consecutive perfect squares ![\[9, 16, 25, \ldots , 2500?\]](http://latex.artofproblemsolving.com/0/1/f/01f9f1e62863b82d5548bc8d8a32e611c94449ca.png)
Solution
The perfect squares are from 
to 
. Therefore, the answer is the amount of positive integers between 
and 
, inclusive. This is just 
.
