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Find the missing factor. write your answer in exponential form. 8^-9=8^-6 =?

Guest Jul 17, 2017
edited by Guest  Jul 17, 2017
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This isn't as difficult as it seems

 

8^(-9)  = 8^(-6) + ?       can be written as

 

1 / 8^9  =   1/8^6  + ?      subtract   1/8^6  from both sides

 

1 / 8^9  -  1 / 8^6  =  ?      getting a common demoninator on the right we have

 

[ 1 -  8^3 ] / 8^9  =  ? 

 

-511/ 134,217,728 = ?   

 

 

cool cool cool

CPhill  Jul 17, 2017

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