
Bilangan Berpangkat II (Sifat Perkalian dan pembagian)
Presentation
•
Mathematics
•
9th Grade
•
Medium
Aris Mustofa
Used 33+ times
FREE Resource
10 Slides • 10 Questions
1
Bilangan Berpangkat
(sifat perkalian dan permbagian bilangan berpangkat)
Part II
Disusun Oleh Aris Mustofa, M.Pd
2
Sifat-Sifat Bilangan Berpangkat
Sifat pertama:
52.53 =(5.5).(5.5.5)
=(5.5.5.5.5)
=55
a4.a2=(a.a.a.a).(a.a)
=(a.a.a.a.a.a)
=a6
3
Sifat-Sifat Bilangan Berpangkat
Kesimpulan:
am.an=(a.a.a...a).(a.a.a...a)
=(a.a.a...a.a.a.a...a)
=am+n
4
Multiple Choice
Sedehanakan bilangan berpangkat x3.x5 adalah...
x15
x8
x−8
x−15
5
Pembahasan
x3.x5 =(x.x.x).(x.x.x.x.x)
=(x.x.x.x.x.x.x.x)
=x8
atau x3.x5 =x3+5
=x8
6
Multiple Choice
Sedehanakan bilangan berpangkat a7.a3.a2 adalah...
a42
a12
a5
a10
7
Pembahasan
a7.a3.a2=(a.a.a.a.a.a.a).(a.a.a).(a.a)
=(a.a.a.a.a.a.a.a.a.a.a.a)
=a12
atau a7.a3.a2 =a7+3+2
=a12
8
Sifat-Sifat Bilangan Berpangkat
52.33 =(5.5).(3.3.3)
=(5.5.3.3.3)
=52.33
32.53.34.54=(3.3).(5.5.5).(3.3.3.3).(5.5.5.5)
=(3.3.3.3.3.3.5.5.5.5.5.5.5)
=36.57
Kesimpulannya:
9
Multiple Choice
Sedehanakan bilangan berpangkat x4.y2.x2.y5 adalah...
x6.y7
x8.y10
x8.y5
x6.y6
10
Multiple Choice
Sedehanakan bilangan berpangkat (x+2)2.(x−5)3 adalah...
(x+2)2.(x−5)3
(x+2)5
(x−5)5
x5
11
Multiple Choice
Sedehanakan bilangan berpangkat (x+2)2.(x−5)3.(x+2)4.(x−5)5 adalah...
(x+2)6.(x−5)8
(x+2)8.(x−5)6
(x−5)6.(x+2)8
(x+2)6.(x+5)8
12
Sifat-Sifat Bilangan Berpangkat
13
Sifat-Sifat Bilangan Berpangkat
14
Multiple Choice
Sedehanakan bilangan berpangkat a2a5 adalah...
a3
a25
a−3
a−5
15
Sifat-Sifat Bilangan Berpangkat
Kesimpulannya:
16
Multiple Choice
Sedehanakan bilangan berpangkat y2x3 adalah...
y2x3
x3.y2
x2.y3
x.y2
17
Multiple Choice
Sedehanakan bilangan berpangkat y2.x3x9.y6 adalah...
x3.y3
x6.y4
x27.y12
x12.y8
18
Multiple Choice
Sedehanakan bilangan berpangkat (x−2)2(x−2)9.(x+5)5 adalah...
(x−2)7.(x+5)5
(x−2)9.(x+5)3
(x−2)11.(x+5)5
(x−2)7.(x+5)−5
19
Multiple Choice
Sedehanakan bilangan berpangkat (x+3).(x−7)2(x−7)9.(x+3)5 adalah...
(x−7)7.(x+3)4
(x−7)8.(x+3)3
(x+3).(x−7)2(x−7)9.(x+3)5
(x−7)8.(x+3)6
20
Bilangan Berpangkat
(sifat perkalian dan permbagian bilangan berpangkat)
Part II
Disusun Oleh Aris Mustofa, M.Pd
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