# 2TTO Start Ch 1

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Slide 1: Slide
WiskundeMiddelbare schoolvwoLeerjaar 2

This lesson contains 26 slides, with interactive quizzes and text slides.

## Items in this lesson

#### Slide 1 -Slide

Which exercises should I discuss on the board? Do you have any questions about the theory?

Recap:

#### Slide 3 -Slide

s = 15 - 3a
Is this a linear formula? How do you know?

#### Slide 4 -Open question

s = 15 - 3a
The starting value (or y-intercept) is
A
15
B
-3a
C
s
D
3a

#### Slide 5 -Quiz

consecutive means
A
afnemend
B
stijgend
C
consequent
D
opeenvolgend

#### Slide 6 -Quiz

Formula:
d = -2c +10.
The corresponding graph is
A
rising
B
falling
C
horizontal
D
vertical

#### Slide 7 -Quiz

When the gradient in a linear formula is positive for example y = 4x -5, the corresponding graph is:

#### Slide 8 -Open question

Ch 1.2 Formulas for straight lines

#### Slide 10 -Slide

Ch 1.3 Making Linear formulas

#### Slide 11 -Slide

Which graph is of a

real linear formula?

#### Slide 12 -Slide

recap
Questions homework?

#### Slide 14 -Slide

Formula: y = 3x -5

The y-intercept is:
A
3
B
3x
C
5
D
-5

#### Slide 15 -Quiz

The general form of a linear formula is:

k = 15x + 34

A
15
B
15x
C
34
D
there is none

#### Slide 19 -Slide

Evaluation
Do you know:
> how to find the y-intercept?

> how to calculate the gradient (slope/(helling))?

> the general form of the formula for a straight line?

#### Slide 20 -Slide

1.4 Directly proportional

#### Slide 21 -Slide

Directly proportional
= recht evenredig

*one note math

#### Slide 22 -Slide

Directly proportional when:

(note in notebook)

> a straight line that passes through the ORIGIN (0,0)

#### Slide 24 -Slide

Homework:
Planner one note math.