Give the domain of the function .
?

A. domain: all reals with  and 
B. domain: all reals with 
C. domain: all reals with 
D. domain: all reals with 
E. domain: all reals with  and 


Answer: D

Mathematics

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Solve.Find the equation of the line tangent to the curve of  at 

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A. range: (-?, ?); domain: (-?, ?) B. range: (-?, 0) ? (0, 4) ? (4, ?); domain: (-?, -5) ? (-5, 0) ? (0, ?) C. range: (-?, 4) ? (4, ?); domain: (-?, -5) ? (-5, ?) D. None of these

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