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''' Sneha Titus, University Resource Centre, Azim Premji University''' March 14 is called Pi Day (3-14) The date is in American format For more information you could check out [[http://scienceblogs.com/startswithabang/2012/03/14/pi-day-fun-facts/]] Incidentally June 28 (6-28) is called 2 pi day!
''' Sneha Titus, University Resource Centre, Azim Premji University''' March 14 is called Pi Day (3-14) The date is in American format For more information you could check out [[http://scienceblogs.com/startswithabang/2012/03/14/pi-day-fun-facts/]] Incidentally June 28 (6-28) is called 2 pi day!
= Enjoy this Maths Teaser =
'''Sriranjani Ranganathan, IT for Change'''
[[Image:Cartoon%20in%20Forum.png:500px]]
'''Teachers Response'''
Let a=x
a+a=a+x
2a-2x = a+x-2x
2(a-x)= a-x divide bothsides by a-x
2=1
'''Bindu Thirumalai IT for Change ''' You have said that let a=x in step 1. Therefore this step 2(a-x)= a-x divide both sides by a-x is not possible because a-x = 0 and you cannot divide by zero, its undefined.
