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what is 7a^2r^5

            ----------

            8d^4r^-6

Guest Apr 12, 2017
 #1
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7a^2r^5        

 ----------     =  

 8d^4r^-6

 

A negative exponent on a variable brings that variable "across the bar" with a positive exponent...!!!

 

 

(7/8) (a^2) (r^5)(r^6) / d^4  =

 

 

7a^2r^11

_______

8d^4

 

 

cool cool cool

CPhill  Apr 12, 2017

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