
Perpangkatan Dan Bentuk Akar
Presentation
•
Mathematics
•
9th Grade
•
Easy
Bambang Hermanto
Used 12+ times
FREE Resource
9 Slides • 3 Questions
1
Perpangkatan Dan Bentuk Akar
By:Bambang Hermanto
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TUJUAN PEMBELAJARAN
Menjelaskan dan melakukan operasi bilangan berpangkat bilangan rasional dan bentuk akar, serta sifat-sifatnya.
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Poll
Apa khabar hari ini anak anak ?
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BILANGAN BERPANGKAT.
Perpangkatan adalah perkalian berulang dari suatu bilangan yang sama . Bentuk umum dari perpangkatan adalah:
an = a x a x a x a x….. sebanyak n kali , dengan n bilangan positif .
contoh : 34 = 3 x 3 x 3 x 3 34 adalah perpangkatan 3 3 adalah sebagai bilangan pokok
contoh : 1. (-2) x (-2 ) x ( -2 ) x ( -2 ) = ( -2 ) 4
2. ( 2/3 ) x ( 2/3 ) x ( 2/3 ) x (2/3 ) x ( 2/3 ) = ( 2/3 )5
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Sifat sifat perpangkatan Bilangan Berpangkat Bulat Positif
1. Sifat perkalian bilangan berpangkat
Bilangan berpangkat bulat positif memiliki beberapa sifat sifat .
Misalnya a dan b merupakan bilangan bulat serta m dan n merupakan bilangan bulat positif, maka berlaku sifat-sifat berikut:
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Multiple Choice
Hasil dari 23 x 25 adalah...
26
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29
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Multiple Choice
Hasil dari 37 : 35 adalah...
32
34
35
36
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Perpangkatan Dan Bentuk Akar
By:Bambang Hermanto
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