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Compute the range of the function f(x) = sqrt(1/x^2).

 Aug 4, 2022
 #1
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x^2  will be positive for   all x's  except 0   (which will make 1 / x^2  undefined )

 

So   sqrt (1/x^2)  will always be >  0    

 

So ......the range  =  (0, inf )

 

cool cool cool

 Aug 4, 2022

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