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?

Algebra ->  Absolute-value -> 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?       Log On


   

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) About Me  (Show Source):
You can put this solution on YOUR website!
For y=|sqrt(2x)| and y=|-sqrt(2x)|,
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Graph:
graph%28400%2C300%2C-6.5%2C6.5%2C-2%2C10%2Cabs%28sqrt%282x%29%29%2Cabs%28-sqrt%282x%29%29
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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.
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Cheers,
Stan H.
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