Brain Teasers
1 to 1,000,000
How many perfect squares (numbers that are results of squaring an integer) are there from 1 to 1,000,000?
Examples:
16=4*4
121=11*11
Examples:
16=4*4
121=11*11
Hint
There are more than 100 and less than 10,000Answer
1,0001^2=1,2^2=4...999^2=998,001, 1000^2=1,000,000
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