# 3AT Quadratic and power equations and inequalities

Write down a word that is connected to 'Equations and inequalities'
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Slide 1: Woordweb
WiskundeMiddelbare schoolvwoLeerjaar 3

In deze les zitten 11 slides, met interactieve quizzen en tekstslides.

Lesduur is: 60 min

## Onderdelen in deze les

Write down a word that is connected to 'Equations and inequalities'

#### Slide 1 -Woordweb

5 minutes
Assignment : Write down a short description of the word. Divide class into pairs, A and B. The A's read their text aloud and the B writes down which word belongs to it. Swap roles.
When did you use or see maths this vacation?

#### Slide 2 -Open vraag

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Today
• Equations
• Inequalities
• Powers
• Skills?

#### Slide 3 -Tekstslide

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With equations, ...
A
I can find the solution to a function
B
I can partly solve inequalities
C
I can find the coordinates of the point(s) of intersection

#### Slide 4 -Quizvraag

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When solving an inequality,
A
I need to be able to flip the sign
B
I need to be able to show why it is greater/less than or equal to
C
I need to be able to write down the solution to the inequality in different ways

#### Slide 5 -Quizvraag

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Power functions
f(x)=xp
A
The exponent of the first graph's function is odd | The exponent of the second graph's function is even
B
The exponent of the first graph's function is even | The exponent of the second graph's function is odd
C
The exponent of the first graph's function is odd | The exponent of the second graph's function is odd
D

#### Slide 6 -Quizvraag

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Equations
• Linear ; quadratic ; exponential ; square root ; power
• Choose the right method
• Use a card
• Balance method
• Rearranging
• Factorise
• Multiply both sides by the denominator
• Write down steps
• Write down the solution
Inequalities
•  quadratic ; power (only B-students)
• Solve equation
• Find coordinates of the point(s) of intersection
• Find out how many points graphs have in common
• Make a sketch and/or number line
• Write  the solution in interval notation or as an inequality

#### Slide 7 -Tekstslide

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• Make sure you are done with chapter 11 before next Tuesday
• You can solve equations and inequalities
• You can use the right notation and steps

#### Slide 8 -Tekstslide

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Set a goal for this lesson
I want to achieve....
I will have checked......
.......................

#### Slide 9 -Tekstslide

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timer
30:00
Questions or remarks. Keep it friendly.

#### Slide 10 -Woordweb

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