3Thavo §9.2 Calculating with exponents

§9.2 Calculating with exponents.
In this paragraph you'll learn a few rules for dealing with exponents!
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§9.2 Calculating with exponents.
In this paragraph you'll learn a few rules for dealing with exponents!

Slide 1 - Tekstslide

It's possible to .....

Slide 2 - Tekstslide

as follows:
You see the final answer in the next slide!
 working out:

finally:

Slide 3 - Tekstslide

Below you see that you may add the exponents!

Slide 4 - Tekstslide

It is possible to write ......

Slide 5 - Tekstslide

Below you see why you may subtract the exponents,
to get the final exponent!

Slide 6 - Tekstslide

Similarly it is possible to write ....

Slide 7 - Tekstslide

Below you see that you may do:
4 x 5 = 20, to find the new exponent!

Slide 8 - Tekstslide

Below you see the 3 rules summarised,
now only with letters, not numbers:

Slide 9 - Tekstslide

Task 1:
key in your answer in the next slide:
A.                           B. 
C.                           D. 
  
248
212
812
612

Slide 10 - Tekstslide

x x =
24
26
22
A
2^48
B
2^12
C
6^12
D
8^12

Slide 11 - Quizvraag

Slide 12 - Tekstslide

Task 2:
Key in your answer in the next slide:
A.                     B.  
C.                       D.  
313
390
913
321

Slide 13 - Tekstslide

Task 2. The answer is: .............
A
9^13
B
3^13
C
3^90
D
3^21

Slide 14 - Quizvraag

Solution:

Slide 15 - Tekstslide

Task 3: Key in your answer in the next slide:
  
A.  5          B. 

C.               D.
54
55
51

Slide 16 - Tekstslide

Task 3: The answer is:
A
5
B
5^5
C
5^4
D
1/5

Slide 17 - Quizvraag

Solution task 3:

Slide 18 - Tekstslide

Finally there is one more thing you are going to learn and carry out. See below, to have an idea of what I mean:




 
 On p.60 you will find this. The Example that followS the Theory above, makes it more clear.

Slide 19 - Tekstslide

Homework time

Now do:
+ §9.2  Calculating with exponents
       skipping  18   up  to  21.
+  Check your work and
+ hand in slides of your work in GoogleClassroom.

Slide 20 - Tekstslide