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1.3 Coordinate geometry in the (x, y) plane

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Question 33

Worldwide CO2 emissions in 1990 were 22.5 billion tonnes.

Worldwide CO2 emissions in 2010 were 33.6 billion tonnes.

Given that A A\,A billion tonnes is the CO2 emissions n n\,n years after 1990.

a.

Using a linear model, form an equation linking A A\,A with nnn.

[3]
b.

In 2016 worldwide CO2 emissions were 35.7 billion tonnes.

Comment on the suitability of your model in light of this information

[3]

1.3 Coordinate geometry in the (x, y) plane Questions

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  3. /1.3 Coordinate geometry in the (x, y) plane