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Diketahuibegin mathsize 14px style space f left parenthesis x right parenthesis equals fraction numerator 5 x minus 3 over denominator x plus 2 end fraction comma space x not equal to negative 2 space dan space g left parenthesis x right parenthesis space equals space 6 x minus 2 end styletentukan :
b. begin mathsize 14px style left parenthesis f o g right parenthesis to the power of negative 1 end exponent left parenthesis x right parenthesis space dan space g to the power of negative 1 end exponent left parenthesis x right parenthesis end style   

N. Rahayu

Master Teacher

Mahasiswa/Alumni Universitas Muhammadiyah Malang

Jawaban terverifikasi

Pembahasan

begin mathsize 14px style table row cell open parentheses f o g close parentheses open parentheses x close parentheses end cell equals cell f open parentheses g open parentheses x close parentheses close parentheses end cell equals cell f open parentheses 6 x minus 2 close parentheses end cell blank blank row blank blank blank equals cell fraction numerator 5 open parentheses 6 x minus 2 close parentheses minus 3 over denominator 6 x minus 2 plus 2 end fraction end cell blank blank row blank blank blank equals cell fraction numerator 30 x minus 13 over denominator 6 x end fraction end cell blank blank row cell open parentheses f o g close parentheses to the power of negative 1 end exponent open parentheses x close parentheses end cell equals cell fraction numerator negative 13 over denominator 6 x minus 30 end fraction end cell blank blank blank blank row cell g open parentheses x close parentheses to the power of negative 1 end exponent end cell equals cell fraction numerator x plus 2 over denominator 6 end fraction end cell atau cell 1 over 6 open parentheses x plus 2 close parentheses end cell blank blank end table end style

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