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Pertanyaan

Jika diketahui fungsi f ( x ) = 3 x − 8 , g ( x ) = x 2 + 6 , d an ( f ∘ g ∘ h ) ( x ) = 15 x + 7 , maka h ( x ) =...

Jika diketahui fungsi =...

  1. square root of 5 x minus 1 end root

  2. square root of 5 x plus 1 end root

  3. square root of 6 x minus 1 end root

  4. square root of 6 x plus 1 end root

  5. square root of 6 x plus 5 end root

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S. Nur

Master Teacher

Jawaban terverifikasi

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Pembahasan

Penyelesaian:

Penyelesaian:

f left parenthesis x right parenthesis equals 3 x minus 8  g left parenthesis x right parenthesis equals x squared plus 6  left parenthesis f ring operator g ring operator h right parenthesis left parenthesis x right parenthesis equals 15 x plus 7  left parenthesis f left parenthesis g ring operator h right parenthesis left parenthesis x right parenthesis equals 15 x plus 7  3 left parenthesis left parenthesis g ring operator h right parenthesis left parenthesis x right parenthesis minus 8 equals 15 x plus 15  3 left parenthesis left parenthesis g ring operator h right parenthesis left parenthesis x right parenthesis equals 15 x plus 15  left parenthesis g ring operator h right parenthesis left parenthesis x right parenthesis equals fraction numerator 15 x plus 15 over denominator 3 end fraction  left parenthesis g ring operator h right parenthesis left parenthesis x right parenthesis equals 5 x plus 5  g left parenthesis h left parenthesis x right parenthesis right parenthesis equals 5 x plus 5  left parenthesis h left parenthesis x right parenthesis right parenthesis squared plus 6 equals 5 x plus 5  left parenthesis h left parenthesis x right parenthesis right parenthesis squared equals 5 x minus 1  h left parenthesis x right parenthesis equals square root of 5 x minus 1 end root

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Diketahui f ( x ) = 4 − 2 x , g ( x ) = 2 − x , dan h ( x ) = 2 x + 2 , maka ....

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