Square Root Function
This is the Square Root Function:
f(x) = √x
This is its graph:
f(x) = √x
Its Domain is the Non-Negative Real Numbers: [0, +∞)
Its Range is also the Non-Negative Real Numbers: [0, +∞)
As an Exponent
The Square Root Function can also be written as an exponent:
f(x) = x½
Plot the graph here