Parabolas (t1b)

Parabolas




March 6th 2023
t1b
13:15
Log in, then phone down and sit and read!
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Slide 1: Slide
WiskundeMiddelbare schoolvwoLeerjaar 1

This lesson contains 19 slides, with interactive quizzes and text slides.

time-iconLesson duration is: 75 min

Items in this lesson

Parabolas




March 6th 2023
t1b
13:15
Log in, then phone down and sit and read!

Slide 1 - Slide

Schedule
  • Reading                                                              5 min
  • Announcements + grades                       10 min
  • Review: quadratic formulas
  • Parabolas                                                        25 min
     
    Quizzes
  • Practice (+ hw-check)                               30 min
  • Wrap-up                                                             5 min

Slide 2 - Slide

Announcements
  • Test ch.5:
    SOM didn't work :(

Grades at the end of the announcements!

Slide 3 - Slide

Announcements

  • Don't forget about Got It!
    Deadline is coming fast...

70%               2F               Thursday before test week

Slide 4 - Slide

Grades
Sorted by student no.

Slide 5 - Slide

What happens when I fill in
x = 4 or x = -4
into a quadratic formula like
y=21x24
A
The answers are different
B
The answers are the same
C
It depends on the formula
D
It's impossible to tell

Slide 6 - Quiz

Complete the table in your notebook.

Slide 7 - Open question

In the book:

Slide 8 - Slide

Copy and complete the table in your notebook.

Done quickly? Try to draw the graph...

Slide 9 - Slide

Slide 10 - Slide

Slide 11 - Slide


A
The blue graph fits the table
B
The red graph fits the table
C
The orange graph fits the table
D
The green graph fits the table

Slide 12 - Quiz

More points, more parabola

Slide 13 - Slide

How to draw a graph from a quadratic function
How to draw a graph
Step 1: MAKE A TABLE AND FILL IT IN 
Step 2: DRAW A COORDINATE SYSTEM
Step 3: PLOT THE POINTS FROM YOUR TABLE
Step 4: DRAW A SMOOTH CURVE
                THROUGH THE POINTS

Slide 14 - Slide


Step 1


Step 2


Step 3


Step 4
How to draw a graph
Plot the points
Draw a curve
Make a table
Draw a coordinate system

Slide 15 - Drag question

How to draw a graph from a quadratic function

Given is the function
Draw the graph.

Step 1: MAKE A TABLE
Step 2: DRAW A COORDINATE SYSTEM
Step 3: PLOT THE POINTS FROM YOUR TABLE
Step 4: DRAW A SMOOTH CURVE 
                THROUGH THE POINTS
y=21x22
How to draw a graph
Step 1: MAKE A TABLE
Step 2: DRAW A COORDINATE SYSTEM
Step 3: PLOT THE POINTS FROM YOUR TABLE
Step 4: DRAW A SMOOTH CURVE
                THROUGH THE POINTS

Slide 16 - Slide

Practice (+hw-check)
Chapter 6.3:
Choose a route in 31 – 39
How to draw a graph
Step 1: MAKE A TABLE
Step 2: DRAW A COORDINATE SYSTEM
Step 3: PLOT THE POINTS FROM YOUR TABLE
Step 4: DRAW A SMOOTH CURVE
                THROUGH THE POINTS

Slide 17 - Slide

Next 
lesson

Slide 18 - Slide

Gooseboard!

Slide 19 - Slide