SOLUTION: sketch the graph of y=2sq.rt.of x. Give the domain and range. thanks

Question 37785This question is from textbook
: sketch the graph of y=2sq.rt.of x. Give the domain and range.
thanks
This question is from textbook

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
sketch the graph of y=2sqrt(x). Give the domain and range.
Plot some points:
Let x=0 then y=0
Let x=4 then y=2*2=4
Let x=9 then y=2*3=6
Connect the points.
Domain is all non-negative real numbers.
Range is all non-negative real numbers.
Cheers,
Stan H.
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