CPM Homework Help : PC Problem 10-87

For each of the following pairs of parametric equations, express $y$ as a function of $x$ .

$x = \sin^2(t)$ and $y=\sin\left(t\right)$
Hint:
$x = y^{2}$
Now rewrite this equation in $y =$ form. and $y = \sin(t)$