1TTO Ch7 Word formulas REFRESH, p.204/205

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Welkom!

Ch7 Refresh, p.204/205

Ch 7 is about Formulas, finally making them yourself.

Before going over to §7.1 the Refresh paragraph is useful to repeat

a very important subject: 

Making Graphs.

LES:

> dagopening (?)  

> afspraken tijdens lessen

> start nieuwe hoofdstuk: maken van formules

> HW: foto's en zelf controleren

Get organised first!

In order to follow this lesson well:

+ open your Notebook, Textbook, p.204/205

+ take before you a pencil, pen, geo triangle, eraser

+ let's do one task together!

Note:

Making a GRAPH from a TABLE you learned earlier this year.

Quite a few important steps to take, for a good result.

that's why here follows an explanation first.

 

Task: 

Think back of how to make a Graph from a Table. 

Several steps have to be taken for this.

Key in one important thing in the next slide!

5

Now it's time for you to put into practice making a GRAPH.

+ R2, above, is on p.205

+ on p.204 is the explanation we just went through

+ use the 5 steps plan to make a PERFECT GRAPH now

+ you've got 6 minutes for this task-after this we will look at the Solution

+ get started! 

-01 om 1

A few fine points:

+ watch the scale on the vertical axis:

   all points fit in this graph easily!

+ a smooth line, as running is a natural process

Homework time

Do Refresh, p. 204/205 now, following the 4 steps:

1. make    

2. correct with Solutionsbook