Consider the function $f\left(x\right)=\sqrt{x}$f(x)=√x.
Graph the curve.
What is the domain?
$x>0$x>0
$x\ge0$x≥0
all real numbers
$x\le0$x≤0
What is the range?
$y\le0$y≤0
$y\ge0$y≥0
all real numbers
$y>0$y>0
Consider the function $f\left(x\right)=-\sqrt{x}$f(x)=−√x.
Consider the function $f\left(x\right)=\sqrt{2x}$f(x)=√2x.
Consider the function $f\left(x\right)=\frac{1}{2}\sqrt{x}$f(x)=12√x.