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4.4 roots and powers
1 / 13
volgende
Slide 1:
Tekstslide
Wiskunde
Middelbare school
havo, vwo
Leerjaar 2
In deze les zitten
13 slides
, met
interactieve quizzen
en
tekstslides
.
Lesduur is:
50 min
Start les
Bewaar
Deel
Printen
Onderdelen in deze les
Slide 1 - Tekstslide
Today
- I am able to simplify square roots of powers
- I am able to write expressions with fractions and roots as a power of x.
Slide 2 - Tekstslide
Remember?
√
a
⋅
√
b
=
√
a
⋅
b
Slide 3 - Tekstslide
We can simplify this:
√
a
⋅
√
b
=
√
a
⋅
b
√
x
2
0
Slide 4 - Tekstslide
√
a
⋅
√
b
=
√
a
⋅
b
√
x
2
0
=
√
(
x
1
0
)
2
Slide 5 - Tekstslide
√
a
⋅
√
b
=
√
a
⋅
b
√
x
2
0
=
√
(
x
1
0
)
2
=
x
1
0
Slide 6 - Tekstslide
or this one
√
a
⋅
√
b
=
√
a
⋅
b
√
x
9
Slide 7 - Tekstslide
√
a
⋅
√
b
=
√
a
⋅
b
√
x
9
=
√
x
8
⋅
x
=
√
x
8
⋅
√
x
Slide 8 - Tekstslide
√
a
⋅
√
b
=
√
a
⋅
b
√
x
9
=
√
x
8
⋅
x
=
√
x
8
⋅
√
x
=
√
(
x
4
)
2
⋅
√
x
=
x
4
⋅
√
x
=
x
4
√
x
Slide 9 - Tekstslide
Simplify
Use a capital v for square roots and a ^ for powers.
√
a
⋅
√
b
=
√
a
⋅
b
√
9
a
1
0
Slide 10 - Open vraag
Do exercise 56.
Work in pairs.
Slide 11 - Open vraag
I'll show you how this works.
√
a
⋅
√
b
=
√
a
⋅
b
√
b
√
a
=
√
b
a
Slide 12 - Tekstslide
Practice!
timer
10:00
Slide 13 - Tekstslide
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