Difference between revisions of "Maths: From the forum"

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(Created page with "= Which day is Pi Day ? = '''Mary Shyla, GMPS Begur''' Which day is Pi Day ? ''' Sneha Titus, University Resource Centre, Azim Premji University''' March 14 is called Pi D...")
 
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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!
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= Enjoy this Maths Teaser =
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'''Sriranjani Ranganathan, IT for Change'''
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[[Image:Cartoon%20in%20Forum.png:500px]]
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'''Teachers Response'''
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Let a=x
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a+a=a+x
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2a-2x = a+x-2x
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2(a-x)= a-x divide bothsides by a-x
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2=1
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'''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.

Revision as of 06:38, 8 January 2013

Which day is Pi Day ?

Mary Shyla, GMPS Begur Which day is 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 [[1]] Incidentally June 28 (6-28) is called 2 pi day!

Enjoy this Maths Teaser

Sriranjani Ranganathan, IT for Change

File:Cartoon in Forum.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.