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Home > Science > Mathematics   »   Algebra

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Old Jun 25, 2007, 03:34 AM
ilanshan
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Algebra
Hi friends

I need help with this question

3^x = 10/3 -3^-x (the sign of ^ mean Squared)

I need to find the rate of X (the answers are +1, -1)

I hope you will be able to help me and show me the way to solve this problem

thank you

Ilan

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Old Jun 25, 2007, 03:52 AM   #2  
Capuchin
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do you mean ?

By rate do you mean the differential? With respect to what? At what point?

Otherwise I am not sure of what you mean by rate
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Old Jun 25, 2007, 04:01 AM   #3  
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What do you mean by 'rate of X'. It appears you have to solve for x.





Multiply by





Now, let and you get:



Now solve the quadratic and remember what u equals.

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Old Jun 25, 2007, 10:50 AM   #4  
ilanshan
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Quote:
Originally Posted by Capuchin
do you mean ?

By rate do you mean the differential? With respect to what? At what point?

Otherwise I am not sure of what you mean by rate

Can you please see the answer that the other guy gave me. and maybe you will have another way to solve this problem
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Old Jun 25, 2007, 10:58 AM   #5  
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I still don't know what you mean by rate.
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Old Jun 26, 2007, 08:36 AM   #6  
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Quote:
Originally Posted by Capuchin
I still don't know what you mean by rate.

I want to know how to find the value of X

Thank you
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Old Jun 26, 2007, 08:55 AM   #7  
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oh well then we're fine
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