SOLUTION: For y=|sqrt(2x)| and y=|-sqrt(2x)|, a. does this relation represent a function? b. is the domain all real numbers? c. is the range all real numbers?

Question 460749: For y=|sqrt(2x)| and y=|-sqrt(2x)|,
a. does this relation represent a function?
b. is the domain all real numbers?
c. is the range all real numbers?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
For y=|sqrt(2x)| and y=|-sqrt(2x)|,
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Graph:
AMP Parsing Error of [graph(400,300,-6.5,6.5,-2,10,abs(sqrt(2x)),abs(-sqrt(2x))]: Invalid function: opening bracket expected at /home/ichudov/project_locations/algebra.com/templates/Algebra/Expression.pm line 88. .
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a. does this relation represent a function:::yes
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b. is the domain all real numbers::: yes
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c. is the range all real numbers::: No, Range is
All Real Numbers greater or equal to zero.
===================================================
Cheers,
Stan H.
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