
Perpangkatan dan sifat - sifat pangkat
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Siti Suharika
Used 1+ times
FREE Resource
5 Slides • 0 Questions
1
PERPANGKATAN DAN SIFAT - SIFAT PERPANGKATAN
2
DEFINISI BILANGAN BERPANGKAT (EKSPONEN)
aⁿ=a⋅a⋅a⋯⋅a
a perkalian sebanyak n
n :Bilangan pangkat (Eksponen)
a :Bilangan Pokok (Basis)
00 = tidak terdefinisi
3
Dari definisi bilangan berpangkat di atas, diperoleh beberapa sifat-sifat bilangan berpangkat yaitu:
am⋅an=am+n
contoh :
34⋅32 = 34+2
= 36
(-2)4 . (-2)5
= (-2)4+5
= (-2)9
4
Dari definisi bilangan berpangkat di atas, diperoleh beberapa sifat-sifat bilangan berpangkat yaitu:
am : an=am-n
contoh :
34 : 32 = 34-2
= 32
(-2)4 : (-2)5
= (-2)4-5
= (-2)-1
5
Dari definisi bilangan berpangkat di atas, diperoleh beberapa sifat-sifat bilangan berpangkat yaitu:
(am)n=am.n
contoh :
(34)2 = 34.2
= 38
(-24)5
= (-2)4.5
= (-2)20
PERPANGKATAN DAN SIFAT - SIFAT PERPANGKATAN
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