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Diketahui   begin mathsize 14px style f left parenthesis x right parenthesis equals x plus 7 g left parenthesis x right parenthesis equals 5 x minus 8 h left parenthesis x right parenthesis equals fraction numerator 2 x minus 1 over denominator x plus 3 end fraction end style  Tentukan begin mathsize 14px style left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis end style undefined 

 

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Jawaban:

Diketahui : 

begin mathsize 14px style f left parenthesis x right parenthesis equals x plus 7 g left parenthesis x right parenthesis equals 5 x minus 8 end style

Ditanya : 

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Jawab :

begin mathsize 14px style left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis equals f left parenthesis g left parenthesis x right parenthesis right parenthesis left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis equals f left parenthesis 5 x minus 8 right parenthesis left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis equals left parenthesis 5 x minus 8 right parenthesis plus 7 left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis equals 5 x minus 8 plus 7 left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis equals 5 x minus 1 end style  

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