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Pertanyaan

Diketahui f ( x ) = x − 4 4 x + 1 ​ , x  = 4 invers dari fungsi f(x) adalah ....

Diketahui

invers dari fungsi f(x) adalah ....

  1. fraction numerator x plus 4 over denominator 4 x minus 1 end fraction comma space x space not equal to 1 fourth

  2. fraction numerator x minus 4 over denominator 4 x plus 1 end fraction comma space x space not equal to negative 1 fourth

  3. fraction numerator 4 x minus 1 over denominator x plus 4 end fraction comma space x space not equal to negative 4

  4. fraction numerator 4 x plus 1 over denominator x minus 4 end fraction comma space x space not equal to 4

  5. fraction numerator 4 x minus 1 over denominator x minus 4 end fraction comma space x space not equal to 4

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K. Putri

Master Teacher

Mahasiswa/Alumni Universitas Pendidikan Ganesha

Jawaban terverifikasi

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Pembahasan

f open parentheses x close parentheses equals fraction numerator a x plus b over denominator c x plus d end fraction rightwards double arrow f to the power of apostrophe open parentheses x close parentheses equals negative fraction numerator d x plus b over denominator c x minus a end fraction  M a k a  f open parentheses x close parentheses equals fraction numerator 4 x plus 1 over denominator x minus 4 end fraction rightwards double arrow f to the power of apostrophe open parentheses x close parentheses equals fraction numerator 4 x plus 1 over denominator x minus 4 end fraction comma space x space not equal to 4

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