How do you graph $y=2sqrt(x-3)$ ?

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Answer 1 · 2016-12-09T15:50:26

See the graph and explanation.

$y=2sqrt(x-3)>=0, with x>=3$

This is derived from the ( parabola ) equation

$y^2=4(x-3)$ , for the upper half of the parabola.

The lower half is given by

$y^2=-2sqrt(x-3)$

graph{y-2sqrt(x-3)=0 [-20, 20, -10, 10]}

How do you graph y=2sqrt(x-3)y=2sqrt(x-3)?