Odd product of tens digits
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Susam Pal
Feb 22, 2012, 10:07:51 AM2/22/12
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The product of the tens digits of a few given perfect squares is
odd. What is the units digit of the product of these perfect
squares?
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Originally posted at: http://cotpi.com/p/40/
Solutions to 'Equal sums in rows and columns':
http://cotpi.com/p/39/#responses
odd. What is the units digit of the product of these perfect
squares?
--
Originally posted at: http://cotpi.com/p/40/
Solutions to 'Equal sums in rows and columns':
http://cotpi.com/p/39/#responses
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