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sama dengan ....

Pertanyaan

begin mathsize 14px style 0 comma 2 cubed end style sama dengan .... 

  1. begin mathsize 14px style fraction numerator 1 cross times 1 cross times 1 over denominator 5 cross times 5 cross times 5 end fraction end style 

  2. begin mathsize 14px style fraction numerator 0 comma 2 cross times 0 comma 2 cross times 0 comma 2 over denominator 10 cross times 10 cross times 10 end fraction end style 

  3. begin mathsize 14px style fraction numerator 10 cross times 10 cross times 10 over denominator 2 cross times 2 cross times 2 end fraction end style 

  4. begin mathsize 14px style fraction numerator 5 cross times 5 cross times 5 over denominator 1 cross times 1 cross times 1 end fraction end style 

Pembahasan Soal:

Gunakan konsep dasar bilangan berpangkat berikut:

begin mathsize 14px style a to the power of n equals stack stack a cross times a cross times a cross times... cross times a with underbrace below with n below end style 

begin mathsize 14px style open parentheses a over b close parentheses to the power of n equals a to the power of n over b to the power of n end style 

Perhatikan perhitungan berikut:

begin mathsize 14px style 0 comma 2 cubed equals open parentheses 2 over 10 close parentheses cubed equals open parentheses 1 fifth close parentheses cubed equals 1 cubed over 5 cubed equals fraction numerator 1 cross times 1 cross times 1 over denominator 5 cross times 5 cross times 5 end fraction end style  

Jadi, jawaban yang tepat adalah A.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 14 Maret 2021

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