NZ Level 7 (NZC) Level 2 (NCEA)
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Finding Exponential Equations in Context

Interactive practice questions

Consider the function $y=0.68\left(1.6\right)^x$y=0.68(1.6)x.

a

Identify what type of function this is:

Exponential growth

A

Exponential decay

B

Exponential growth

A

Exponential decay

B
b

What is the rate of growth?

Easy
Approx a minute
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Consider the function $y=0.98\left(0.2\right)^x$y=0.98(0.2)x.

The local rat population numbers approximately $750$750 and is increasing at a rate of $3%$3% per year.

A large rectangular piece of paper is folded in half repeatedly. After every fold, the paper is reopened and the number of rectangles counted.

Outcomes

M7-2

Display the graphs of linear and non-linear functions and connect the structure of the functions with their graphs

91257

Apply graphical methods in solving problems

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