+0  
 
+1
11
1
avatar+1612 

Help with domain plz

 

 Jan 13, 2024
 #1
avatar+128732 
+1

d is correct

 

The the quantity under the root must be positive

 

Therefore

 

x  -1  > 0

x > 1

 

cool cool cool

 Jan 13, 2024

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