2Tvwo Ch5 Extra Exercises, p.194/195

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 2

This Lesson...

Nothing new, but

Practising what you know by now, or

picking up, what you do not know yet (!).

Ch 5 p.194/195 Extra exercises

That's today's content. (not  E7)

But first some Tasks, to be made in your Notebook!

So, take this out of your bag and get a pen, too.

Points of attention:

+ work out the coming exercises completely, using:

Multiplication Tables or Parrot's Beaks (=Bart's method)

Question 1

1. COPY this exercise.

2. REMOVE the BRACKETS :

         m = 3d (2d - 6) =

So: first COPY the task in your Notebook!

Answer 1

3d (2d - 6) =

6d​2​​−18d

Question 2

The same way, so

+  COPY this task and

+   REMOVE the Double Brackets

      with a table or the Parrot's beak

+  The TASK:                   p =  (6p + 3) (3 - 4p) 

Answer 2

(6p + 3) (3 - 4p) =

18p - 24p² + 9 - 12p =

−24p​2​​

+6p+9

Question 3

Now about Exercise E3

What does it mean

'to be framed'?

Think about this in pairs for a while!

We'll come back at the answer in a few slides.

Answer 3

To be framed means:

1. surrounded by or held in a frame (a painting or picture)

2. someone has put the blame on you for something you

did not do

Question 4

1. Who is this man?

Answer:

Donald Trump,

the former President of the USA

Before this LessonUp....

turns into an English Lesson on Expressions,

here comes one more Task !

Question 5

Write as short as possible:

(5c - 3)² 

Answer 5

(5c - 3)² =

(5c - 3) (5c - 3) =

25c² -15c - 15c + 9 =

25c​2​​−30c+9

Homework time

Do: Extra exercises p.194/195, not  E7.

Attention:

Do the 2nd half only of the 'rijtjessommen':

E1  E2  E4  E6

However make E3 and E5 completely!