Monday, February 2, 2009

What I have learnt in chapter 2.1

I have learnt to put in the brackets whenever there is an negative in the sum.I have also learnt that if there are three indivudial brackets , i need to do the first two brackets.
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1 comment:

Unknown said...

where is your other 2 post?

February 3, 2009 at 1:05 AM

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