FIND THE DOMAIN FOR ,

AND EXPRESS IT USING INTERVAL NOTATION., AND EXPRESS IT USING INTERVAL NOTATION.  

Answer by Edwin McCravy(20054)   (Show Source): You can put this solution on YOUR website!
 

FIND THE DOMAIN FOR ,
AND EXPRESS IT USING INTERVAL NOTATION.

        

The  is under a square root radical, and
we must never have a negative number under a
square root (or any EVEN root) radical. So
we must set 
               
               

Interval notation for that is [-7,¥)

Edwin
 

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