Ontario 10 Academic (MPM2D)
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Find the vertex and intercepts

Interactive practice questions

A parabola is described by the following equation:

$y=x^2+4x$y=x2+4x

a

Find the $x$x values of the $x$x-intercepts of this parabola. Write both answers on the same line separated by a comma.

b

Find the $y$y value of the $y$y-intercept for this parabola.

c

What is the equation of the axis of symmetry for this parabola.

d

Find the coordinates of the vertex for this parabola.

Vertex $=$= $\left(\editable{},\editable{}\right)$(,)

e

Plot the graph for the parabola.

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Easy
Approx 6 minutes
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Consider the quadratic function $y=x^2+2x-8$y=x2+2x8.

Consider the quadratic function $y=-2x^2+16x-24$y=2x2+16x24.

The equation $y=x^2+2x-3$y=x2+2x3 represents a parabola.

Outcomes

10D.QR4.01

Determine the zeros and the maximum or minimum value of a quadratic relation from its graph or from its defining equation

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