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#1 2012-12-01 19:49:51

debjit625
Member
Registered: 2012-07-23
Posts: 101

Is this inequation correct?

Is this step of this inequation is correct,I got it from a book and I guess its wrong or may be I am missing something


How come the sign changed? To me it doesnt make any sence.

Thanks


Debjit Roy
___________________________________________________
The essence of mathematics lies in its freedom - Georg Cantor

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#2 2012-12-01 20:14:11

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 107,703

Re: Is this inequation correct?

Hi debjit625;

Looks like a typo.


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#3 2012-12-01 20:14:17

anonimnystefy
Real Member
From: Harlan's World
Registered: 2011-05-23
Posts: 16,018

Re: Is this inequation correct?

It's wrong. The sign should've stayed the same...


“Here lies the reader who will never open this book. He is forever dead.
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.

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