Answer to Question #247697 in Calculus for Anino

Question #247697
  1. find the domains of f(x) =


√x+7 3

______  and g(x) =   _______ 

 x+4   |x| + 2



 

            

                 

          

 


1
Expert's answer
2021-10-06T18:02:12-0400
"f(x)=\\dfrac{\\sqrt{x+7}}{3}"

"x+7\\geq0=>x\\geq-7"

"Domain: [-7,\\infin)"



"g(x)=\\dfrac{x+4}{|x|+2}"

"|x|\\not=-2=>x\\in \\R"

"Domain: (-\\infin,\\infin)"


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