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Grade 12

Choosing the Correct Function Model

Interactive practice questions

Consider the following equation:

$y=x\left(x+4\right)$y=x(x+4)

What type of function is this?

Exponential

A

Reciprocal

B

Cubic

C

Quadratic

D
Easy
< 1min

Consider the following equation:

$xy=-3$xy=3

Easy
< 1min

Consider the following equation:

$y=\left(x-2\right)\left(x+3\right)^2$y=(x2)(x+3)2

Easy
< 1min

Consider the following equation:

$y=3\times0.2^x$y=3×0.2x

Easy
< 1min
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Outcomes

12CT.B.1.4

Distinguish polynomial functions from sinusoidal and exponential functions [e.g., f(x) = sin x, f(x) = 2^x )], and compare and contrast the graphs of various polynomial functions with the graphs of other types of functions

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