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Bentuk sederhana dari adalah ….

Bentuk sederhana dari begin mathsize 14px style open parentheses open parentheses negative a b close parentheses cubed divided by a to the power of 4 b squared close parentheses divided by open parentheses negative a squared b to the power of 5 cross times a squared b close parentheses end style adalah ….

  1. begin mathsize 14px style open parentheses a b close parentheses to the power of 5 end style 

  2. begin mathsize 14px style open parentheses a b close parentheses to the power of negative 5 end exponent end style 

  3. begin mathsize 14px style open parentheses a b close parentheses to the power of 6 end style 

  4. begin mathsize 14px style open parentheses a b close parentheses to the power of negative 6 end exponent end style 

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Mahasiswa/Alumni Universitas Negeri Surabaya

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bentuk sederhana dari adalah .

bentuk sederhana dari begin mathsize 14px style open parentheses open parentheses negative a b close parentheses cubed divided by a to the power of 4 b squared close parentheses divided by open parentheses negative a squared b to the power of 5 cross times a squared b close parentheses end style adalah begin mathsize 14px style open parentheses a b close parentheses to the power of negative 5 end exponent end style .

Pembahasan

Ingat kembali sifat perpangkatan berikut ini : Sehingga, Jadi bentuk sederhana dari adalah .

Ingat kembali sifat perpangkatan berikut ini :

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Sehingga,

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses open parentheses negative a b close parentheses cubed divided by a to the power of 4 b squared close parentheses divided by open parentheses negative a squared b to the power of 5 cross times a squared b close parentheses straight end cell equals cell fraction numerator negative a cubed b cubed over denominator a to the power of 4 b squared end fraction divided by open parentheses negative a squared b to the power of 5 cross times a squared b close parentheses end cell row blank equals cell negative a to the power of 3 minus 4 end exponent b to the power of 3 minus 2 end exponent divided by open parentheses negative a to the power of 2 plus 2 end exponent b to the power of 5 plus 1 end exponent close parentheses end cell row blank equals cell negative a to the power of negative 1 end exponent b to the power of 1 divided by open parentheses negative a to the power of 4 b to the power of 6 close parentheses end cell row blank equals cell fraction numerator negative open parentheses a to the power of negative 1 end exponent b to the power of 1 close parentheses over denominator negative open parentheses a to the power of 4 b to the power of 6 close parentheses end fraction end cell row blank equals cell a to the power of negative 1 minus 4 end exponent b to the power of 1 minus 6 end exponent end cell row blank equals cell a to the power of negative 5 end exponent b to the power of negative 5 end exponent end cell row blank equals cell open parentheses a b close parentheses to the power of negative 5 end exponent end cell end table end style  

Jadi bentuk sederhana dari begin mathsize 14px style open parentheses open parentheses negative a b close parentheses cubed divided by a to the power of 4 b squared close parentheses divided by open parentheses negative a squared b to the power of 5 cross times a squared b close parentheses end style adalah begin mathsize 14px style open parentheses a b close parentheses to the power of negative 5 end exponent end style .

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