Interactive practice questions
A parabola of the form $y=ax^2$y=ax2 goes through the point $\left(2,-4\right)$(2,−4).
a
What is the value of $a$a?
b
What are the coordinates of the vertex?
Vertex $=$=$\left(\editable{},\editable{}\right)$(,)
c
Plot the graph of the parabola.
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Easy
2min
Consider the graph of $y=x^2$y=x2.
Easy
2min
Consider the graph.
Easy
2min
A parabola has its turning point at $x=-3$x=−3 and one of the $x$x-intercepts is $x=1$x=1.
Medium
6min
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