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Bentuk sederhana dari ( 3 − 1 a 3 b 6 c − 2 ) − 3 ( 3 a − 4 b − 9 c 4 ) 2 ​ adalah ....

Bentuk sederhana dari  adalah ....

  1. begin mathsize 14px style 3 a c squared end style 

  2. begin mathsize 14px style 1 third a c squared end style 

  3. begin mathsize 14px style fraction numerator 3 a over denominator b squared c end fraction end style 

  4. begin mathsize 14px style fraction numerator a c over denominator 3 b end fraction end style 

  5. begin mathsize 14px style fraction numerator b squared over denominator 3 a c end fraction end style 

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begin mathsize 14px style open parentheses 3 a to the power of negative 4 end exponent b to the power of negative 9 end exponent c to the power of 4 close parentheses squared over open parentheses 3 to the power of negative 1 end exponent a cubed b to the power of 6 c to the power of negative 2 end exponent close parentheses to the power of negative 3 end exponent end stylebegin mathsize 14px style fraction numerator 3 squared a to the power of negative 8 end exponent b to the power of negative 18 end exponent c to the power of 8 over denominator 3 cubed a to the power of negative 9 end exponent b to the power of negative 18 end exponent c to the power of 6 end fraction end style 

begin mathsize 14px style equals 3 to the power of negative 1 end exponent a to the power of 1 b to the power of 0 c squared end style 

begin mathsize 14px style equals 1 third a c squared end style 

Jawaban yang benar B.

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Diketahui m = b c − 5 21 a − 3 b 3 ​ dan n = a 4 c 3 49 a − 6 b c 10 ​ . Jika m ÷ n = 7 c r 3 a p b q ​ , serta p , q , dan r berturut-turut merupakan ukuran panjang, lebar, dan tinggi dari sebuah bal...

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