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#5526 2017-05-22 21:20:15

ganesh
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Registered: 2005-06-28
Posts: 23,045

Re: Oral puzzles

Hi;

The solution #3784 is correct. Excellent, zetafunc!

#3785. Determine the nature of the roots of the following quadratic equation:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5527 2017-05-23 03:50:46

zetafunc
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Registered: 2014-05-21
Posts: 1,942
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Re: Oral puzzles

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#5528 2017-05-23 15:20:26

ganesh
Moderator
Registered: 2005-06-28
Posts: 23,045

Re: Oral puzzles

Hi;

The solution #3785 is correct. Neat work, zetafunc!

#3786. Determine the nature of the roots of the following quadratic equation:
(x - 2a)(x - 2b) = 4ab.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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