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#18,19 Help.

NotSoSmart  Feb 12, 2018
 #1
avatar+89709 
+1

√ [ 250x^16 ]  / √ [2x ]  =

 

√  [  ( 250x^16) / ( 2x) ]  =

 

√ [ 125 x^15 ]  =

 

√25*√5 * √x^14 * √ x   =

 

5 * √5  * x^7 * √x   =

 

5x^7 √ [  5x ]

 

 

The second is just like  having  3x  -  6x  =  - 3x

 

So we have

 

33√[2a ]  - 63√ [2a ]  =   -33√[2a ]

 

 

 

cool cool cool

CPhill  Feb 12, 2018

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