3Thavo §7.7 Mixed exercises

§7.7 Mixed exercises

Before doing §7.7 for ourself, let's look back at a few exercises of §7.6!

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§7.7 Mixed exercises

Before doing §7.7 for ourself, let's look back at a few exercises of §7.6!

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Which shall we do?

Exercise 43 is a down-to-earth basic one,

making formulas for tables.

Exercise 45 is more difficult, also about making formulas for graphs and tables.

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Make your choice: 43 or 45?!

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4 different types of formulas are hidden in these tables!

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Quadratic, that is not hard to understand (look at the differences of the differences! It is + 4 every time!)

But...how to find out this formula?

Who knows?!

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Now 45. Stay on the job!

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Homework time

Good luck, doing

§7.7!

The ones who are going to do Maths A in 4th form, do:

46 - 49

Th ones who aspire for Maths B, do:

46, 47, 50, 51, 52

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