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Standard Level

1.10 Applications of quadratics using graphs

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.

Loading Graph...
Easy
2min

Consider the graph of $y=x^2$y=x2.

Easy
2min

Which of these graphs represents a parabola of the form $y=\left(x-a\right)^2$y=(xa)2?

Easy
< 1min

A parabola of the form $y=\left(x-h\right)^2+k$y=(xh)2+k is symmetrical about the line $x=2$x=2, and its vertex lies $3$3 units above the $x$x=axis.

Easy
2min
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