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Pertanyaan

Jika straight f left parenthesis straight x right parenthesis equals fraction numerator straight x squared minus 3 straight x over denominator 2 straight x squared minus 1 end fraction, maka untuk straight x squared not equal to 1 half nilai dari f left parenthesis negative x right parenthesis adalah...

  1. fraction numerator straight x squared plus 3 straight x over denominator 2 straight x squared minus 1 end fraction

  2. fraction numerator straight x squared plus 3 straight x over denominator 2 straight x squared plus 1 end fraction

  3. fraction numerator negative straight x squared minus 3 straight x over denominator 2 straight x squared minus 1 end fraction

  4. fraction numerator negative straight x plus 3 straight x over denominator 2 straight x squared minus 1 end fraction

  5. fraction numerator straight x squared plus 3 straight x over denominator negative 2 straight x squared minus 1 end fraction

N. Mustikowati

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

Pembahasan

straight f left parenthesis straight x right parenthesis equals fraction numerator straight x squared minus 3 straight x over denominator 2 straight x squared minus 1 end fraction  straight f left parenthesis negative straight x right parenthesis equals fraction numerator left parenthesis negative straight x right parenthesis squared minus 3 left parenthesis negative straight x right parenthesis over denominator 2 left parenthesis negative straight x right parenthesis squared minus 1 end fraction  straight f left parenthesis straight x right parenthesis equals fraction numerator straight x squared plus 3 straight x over denominator 2 straight x squared minus 1 end fraction

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Diketahui f adalah fungsi linear dengan .f(1)=−2dan f(−2)=1. Jika. f(x)=1,5, maka nilai x adalah . . . .

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