2-4 The shape of a parabola

2-4 The shape of a parabola
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Slide 1: Diapositive
WiskundeMiddelbare schoolhavoLeerjaar 3

Cette leçon contient 28 diapositives, avec quiz interactifs et diapositives de texte.

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2-4 The shape of a parabola
(p42)
Bluetooth 
- ON
- VPN off

Stationary
- Writing book
- Pen, pencil
- Calculator
- iPad

Report
- NO


Lessonup
- Yes
Bags in
the cuboard
Phones in the phone bag

Slide 1 - Diapositive

  • Determine the factor when there is exponential growth.
  • Determine the formula if you have the table for exponential growth between two variables.
  • Identify the shape of a parabola based on the number in front of the x2 (or the a value), and c value

Slide 2 - Diapositive

Slide 3 - Diapositive

Slide 4 - Diapositive

IA

Slide 5 - Diapositive

27a
A
up, narrower
B
up, wider
C
down, narrower
D
down, wider

Slide 6 - Quiz

27b
A
up, narrower
B
up, wider
C
down, narrower
D
down, wider

Slide 7 - Quiz

27c
A
up, narrower
B
up, wider
C
down, narrower
D
down, wider

Slide 8 - Quiz

27d
A
up, narrower
B
up, wider
C
down, narrower
D
down, wider

Slide 9 - Quiz

27e
A
up, narrower or same
B
up, wider or same
C
down, narrower or same
D
down, wider or same

Slide 10 - Quiz

27f
A
up, narrower
B
up, wider
C
down, narrower
D
down, wider

Slide 11 - Quiz

Solution Q27

Slide 12 - Diapositive

Slide 13 - Diapositive

Solution Q28

Slide 14 - Diapositive

Slide 15 - Diapositive

Slide 16 - Diapositive

Slide 17 - Diapositive

29a
A
1
B
3
C
5
D
2

Slide 18 - Quiz

29b
A
4
B
3
C
2
D
5

Slide 19 - Quiz

29c
A
3
B
5
C
4
D
2

Slide 20 - Quiz

29d
A
1
B
3
C
5
D
2

Slide 21 - Quiz

29e
A
5
B
2
C
6
D
4

Slide 22 - Quiz

29f
A
4
B
1
C
5
D
6

Slide 23 - Quiz

Solution Q 29

Slide 24 - Diapositive

Conclusion:
- If the numer in front of the a is positive, it is an upward opening graph, and if it is negative it is a downward opening graph.

- The greater the value of a, the 
    steeper/ narrower the parabola

- The c value of the graph indicates the y intercept
y=ax2+bx+c

Slide 25 - Diapositive

Try on your own
1, 2, 5 and 7
TRY ON YOUR OWN
30 (p. 43)
RULES:
  • In your writingbook
  • Use: Textbook
  • Discussion when you are stuck is allowed


timer
6:00
Extra excercise:  (p. 54)
Challenge:  (p. 56)

Slide 26 - Diapositive

Slide 27 - Diapositive

Slide 28 - Diapositive