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Rekenen met wortels
Rekenen met wortels
Pak je Ipad en je aantekeningenschrift
1 / 29
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Slide 1:
Slide
Wiskunde
Middelbare school
vwo
Leerjaar 2
This lesson contains
29 slides
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interactive quizzes
and
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Items in this lesson
Rekenen met wortels
Pak je Ipad en je aantekeningenschrift
Slide 1 - Slide
Leerdoelen
Je kent de rekenregels met wortels
Je kan wortels vereenvoudigen
Slide 2 - Slide
Aantekening: rekenen met wortels
kan niet korter
√
2
+
√
3
=
√
2
⋅
√
3
=
√
6
√
3
+
√
3
+
√
3
+
√
3
=
4
√
3
√
7
√
1
4
=
√
2
−
4
√
7
⋅
5
√
3
=
−
2
0
√
2
1
Slide 3 - Slide
2
√
3
⋅
4
√
7
=
A
8
√
2
1
B
6
√
1
0
C
8
√
1
0
D
kan niet korter
Slide 4 - Quiz
2
√
3
⋅
4
√
7
=
Slide 5 - Slide
√
3
√
1
2
=
A
2
B
3
C
√
4
D
√
9
Slide 6 - Quiz
√
3
√
1
2
=
Slide 7 - Slide
√
2
+
√
3
+
√
5
+
3
√
2
=
A
3
√
1
2
B
6
√
3
C
4
√
2
+
√
3
+
√
5
D
kan niet korter
Slide 8 - Quiz
√
2
+
√
3
+
√
5
+
3
√
2
=
Slide 9 - Slide
Checkpoint H7
Di 17 januari
Alle stof H7 (4 onderdelen)
Slide 10 - Slide
Zelfstandig werken
Werk aan opgaven 7.4a
Overleg met je buurman/buurvrouw
Vragen of klaar? Steek je vinger op
timer
20:00
Slide 11 - Slide
Hoe kan ik jullie mij laten vergeven?
Slide 12 - Open question
Wortels vereenvoudigen
√
1
6
0
=
Slide 13 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
Slide 14 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
Slide 15 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
√
2
⋅
2
⋅
2
⋅
2
0
=
Slide 16 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
√
2
⋅
2
⋅
2
⋅
2
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
1
0
=
Slide 17 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
√
2
⋅
2
⋅
2
⋅
2
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
1
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
2
⋅
5
=
Slide 18 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
√
2
⋅
2
⋅
2
⋅
2
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
1
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
2
⋅
5
=
√
2
⋅
2
⋅
2
⋅
2
⋅
2
⋅
5
=
2
⋅
2
⋅
√
2
⋅
5
Slide 19 - Slide
Wortels vereenvoudigen
√
1
6
0
=
√
2
⋅
8
0
=
√
2
⋅
2
⋅
4
0
=
√
2
⋅
2
⋅
2
⋅
2
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
1
0
=
√
2
⋅
2
⋅
2
⋅
2
⋅
2
⋅
5
=
√
2
⋅
2
⋅
2
⋅
2
⋅
2
⋅
5
=
2
⋅
2
⋅
√
2
⋅
5
=
4
√
1
0
Slide 20 - Slide
Vereenvoudig de wortel
√
1
0
4
=
Slide 21 - Slide
Getal in wortel brengen
3
√
1
1
=
Slide 22 - Slide
Getal in wortel brengen
3
√
1
1
=
√
9
⋅
√
1
1
=
Slide 23 - Slide
Getal in wortel brengen
3
√
1
1
=
√
9
⋅
√
1
1
=
√
9
9
Slide 24 - Slide
Aantekening wortels vereenvoudigen
Wortel vereenvoudigen: priemgetallenontbinding
nu dubbele getallen er één keer uithalen:
√
1
4
0
=
√
2
⋅
7
0
=
√
2
⋅
2
⋅
3
5
=
√
2
⋅
2
⋅
5
⋅
7
=
2
√
5
⋅
7
=
2
√
3
5
Slide 25 - Slide
Aantekenign: getal in wortel brengen
6
√
3
=
√
3
6
⋅
√
3
=
√
1
0
8
Slide 26 - Slide
herleid, schrijf bijvoorbeeld 4 wortel 9
√
5
4
Slide 27 - Open question
√
5
4
Slide 28 - Slide
Zelfstandig werken
Werk aan opgaven 7.4a en 7.4b
Overleg met je buurman/buurvrouw
Vragen of klaar? Steek je vinger op
timer
20:00
Slide 29 - Slide
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