Root Functions
Interactive practice questions
Consider the function $f\left(x\right)=\sqrt{x}$f(x)=√x.
a
Graph the curve.
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b
What is the domain?
$x>0$x>0
A
$x\ge0$x≥0
B
all real numbers
C
$x\le0$x≤0
D
c
What is the range?
$y\le0$y≤0
A
$y\ge0$y≥0
B
all real numbers
C
$y>0$y>0
D
Easy
1min
Consider the function $f\left(x\right)=-\sqrt{x}$f(x)=−√x.
Easy
1min
Consider the function $f\left(x\right)=\sqrt{2x}$f(x)=√2x.
Easy
1min
Consider the function $f\left(x\right)=\frac{1}{2}\sqrt{x}$f(x)=12√x.
Easy
1min
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