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BDMO REGIONAL 2015

Posted: Mon Feb 06, 2017 3:30 pm
by Math Mad Muggle
Please, help me to solve this

Re: BDMO REGIONAL 2015

Posted: Tue Feb 07, 2017 5:04 pm
by Absur Khan Siam
We do know either $p$ or $q$ is $5$.So if we take the square of both,we can ensure.Thus,The answer is $4$.

Re: BDMO REGIONAL 2015

Posted: Sat Dec 09, 2017 1:38 pm
by samiul_samin
Why it is not 5?

Re: BDMO REGIONAL 2015

Posted: Sun Mar 10, 2019 8:27 pm
by samiul_samin
samiul_samin wrote:
Sat Dec 09, 2017 1:38 pm
Why it is not 5?
I have understood the reason.
Correct answer is $\fbox 4$
This problem is from BdMO Regional 2015 Mymensingh.