Wednesday, October 10, 2007

Learning basic maths froom Om

class 1 you learn numbers


0, 1, 2, 3, 4....9


class 3 you learn additions


1+1=2


class 5 you learn multiplications means you learned shortcut for addition


4 + 4+ 4=3•4


class 8 you learn Exponents(power) means you learned shortcut for multiplication


2•2•2 =23


class 10 you learn Logarithm means you learned shortcut for exponents


10•10=10
2=log10(100)=2


and in class 12 you learn use of all this classics






Classic use of log


How long would it take a town of 2000 people to grow to 2500 people at a rate of 7% annually?

Soln: use log with P=P0(1+r)?


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