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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Comments
that takes a while but its pretty easy. nice one
It's very easy, just get the square root of 1,000,000 and you have the answer
got it! good try!
o ya that makes sense after i read the answer
Just solve a simpler problem. How many square numbers are there from 1 to 16 say? 4 = root(16) so obviously....
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