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Maths & Physics Help

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Christy:

--- Quote from: love on May 10, 2009, 07:58:04 am ---f(x)= 10^x
f-1(x)=root of x
i.e if x =2 den f(x)=100
                   f-1=10
                   so d ans u wud get after solving wud equal 0
root of 10

--- End quote ---

wow im confused :S

astarmathsandphysics:

--- Quote from: love on May 10, 2009, 07:58:04 am ---f(x)= 10^x
f-1(x)=root of x
i.e if x =2 den f(x)=100
                   f-1=10
                   so d ans u wud get after solving wud equal 0
root of 10

--- End quote ---

y=10x so log10y=x now swap x and y over y=log10x and f-1x=log10x

Christy:
ok firstly im not trying to be stupid ... but wat is log ??

i no its in the calculator but wat do u use it for ??

and ... please can someone explain wat astar and love are talking about cause they are making me nervous ...

more likely explain in baby steps

SGVaibhav:
i wish my school would have offered additional mathematics.
it sounds so much fun!!

Christy:

--- Quote from: sgvaibhav on May 10, 2009, 08:14:04 am ---i wish my school would have offered additional mathematics.
it sounds so much fun!!

--- End quote ---

WOW ..... u wish tht ... ull be entering in ur worse nightmare ... more like digging ur own grave :D

jokes :)

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