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Sederhanakan perpangkatan berikut ini.

e.   begin mathsize 14px style 5 squared cross times open parentheses 2 over 5 close parentheses cubed cross times open parentheses 2 over 5 close parentheses to the power of 5 end style 

N. Puspita

Master Teacher

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Pembahasan

Ingat kembali aturan-aturan bilangan berpangkat berikut.

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell a to the power of m cross times a to the power of n end cell equals cell a to the power of m plus n end exponent end cell row cell a to the power of m over a to the power of n end cell equals cell a to the power of m minus n end exponent end cell row cell open parentheses a over b close parentheses to the power of m end cell equals cell a to the power of m over b to the power of m end cell row cell a to the power of negative m end exponent end cell equals cell 1 over a to the power of m end cell end table end style  

sehingga

  begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell 5 squared cross times open parentheses 2 over 5 close parentheses cubed cross times open parentheses 2 over 5 close parentheses to the power of 5 end cell equals cell 5 squared cross times open parentheses 2 over 5 close parentheses to the power of 3 plus 5 end exponent end cell row blank equals cell 5 squared cross times open parentheses 2 over 5 close parentheses to the power of 8 end cell row blank equals cell 5 squared cross times 2 to the power of 8 over 5 to the power of 8 end cell row blank equals cell 5 squared over 5 to the power of 8 cross times 2 to the power of 8 end cell row blank equals cell 5 to the power of 2 minus 8 end exponent cross times 2 to the power of 8 end cell row blank equals cell 5 to the power of negative 6 end exponent cross times 2 to the power of 8 end cell row blank equals cell 2 to the power of 8 over 5 to the power of 6 end cell end table end style    

Jadi, bentuk sederhana dari undefined adalah begin mathsize 14px style 2 to the power of 8 over 5 to the power of 6 end style 

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