Pertanyaan

Jika dan g − 1 = 2 3 − x maka

Jika $f to the power of negative 1 end exponent open parentheses x close parentheses equals fraction numerator x minus 1 over denominator 5 end fraction$ dan $g^{- 1} = \frac{3 - x}{2}$ maka

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Klaim

N. Rahayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

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Sifat invers dari maka :

$open parentheses f ring operator g close parentheses to the power of negative 1 end exponent open parentheses x close parentheses space equals g to the power of negative 1 end exponent ring operator f to the power of negative 1 end exponent open parentheses x close parentheses open parentheses f ring operator g close parentheses to the power of negative 1 end exponent open parentheses x close parentheses space equals g to the power of negative 1 end exponent open parentheses f to the power of negative 1 end exponent open parentheses x close parentheses close parentheses open parentheses f ring operator g close parentheses to the power of negative 1 end exponent open parentheses x close parentheses space equals g to the power of negative 1 end exponent open parentheses fraction numerator x minus 1 over denominator 5 end fraction close parentheses open parentheses f ring operator g close parentheses to the power of negative 1 end exponent open parentheses x close parentheses space equals fraction numerator 3 minus open parentheses fraction numerator x minus 1 over denominator 5 end fraction close parentheses over denominator 2 end fraction J a d i space colon open parentheses f ring operator g close parentheses to the power of negative 1 end exponent open parentheses 6 close parentheses equals fraction numerator 3 minus open parentheses fraction numerator 6 minus 1 over denominator 5 end fraction close parentheses over denominator 2 end fraction equals fraction numerator 3 minus 1 over denominator 2 end fraction equals 1$