NZ Level 6 (NZC) Level 1 (NCEA)
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Quadratic relationships

Interactive practice questions

Find the value of the quadratic expression $3x^2$3x2 for each of the following $x$x-values.

a

$x=5$x=5

b

$x=-5$x=5

Easy
Approx a minute
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Find the value of the following quadratic expression when $x=1$x=1.

$3x^2+1$3x2+1

Find the value of the following quadratic expression when $x=7$x=7.

$4x+5x^2$4x+5x2

Find the value of the following quadratic expression when $x=8$x=8.

$6x^2+5x-4$6x2+5x4

Outcomes

NA6-7

Relate graphs, tables, and equations to linear, quadratic, and simple exponential relationships found in number and spatial patterns

91028

Investigate relationships between tables, equations and graphs

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