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Help needed! (Number theory)

The problem is from BMO-1993. Please guide me how to solve this problem.

Note by Akshay Yadav
1 year, 10 months ago

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  Easy Math Editor

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The no should be of the form 1001n+1=x^2OR 1001n=(x-1)(x+1) since x sqr is 6 digit x is 3digits thus we keep x minus one or x plus one =multiples of143(a multiple of 1001) and tk the sol Keep the multiple s repeatedly intil 6digit sqr comes

Himanshu Singh - 1 year, 10 months ago

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Good approach :)

Calvin Lin Staff - 1 year, 10 months ago

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Hint: Write out the mathematical equation for the statement.

Hint: quadratic diophantine equations - solve by factoring

Calvin Lin Staff - 1 year, 10 months ago

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I do not know what is slack

Himanshu Singh - 1 year, 10 months ago

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It is platform on which you can interact with many people present on Brilliant. It is instant messaging like Whatsapp.

Akshay Yadav - 1 year, 10 months ago

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R u giving inmo tomorrow

Himanshu Singh - 1 year, 10 months ago

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You can talk to me on Slack also.

Akshay Yadav - 1 year, 10 months ago

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No I was not selected for that.

Akshay Yadav - 1 year, 10 months ago

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183184

Himanshu Singh - 1 year, 10 months ago

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How did you got this answer?

Akshay Yadav - 1 year, 10 months ago

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By the way do u giv rmo etc

Himanshu Singh - 1 year, 10 months ago

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@Himanshu Singh Yes I had given RMO.

Akshay Yadav - 1 year, 10 months ago

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