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Mathematics

10th -

12thgrade

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Fungsi Songsang / Inverse Functions (Addmath T4)

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Mohd Hanis

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10 questions

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  • 1. Multiple Choice
    2 minutes
    1 pt

    Given  f(x)=x−4.f\left(x\right)=x-4.  Find  f−1(x).f^{-1}\left(x\right).  
    Diberi  f(x)=x−4.f\left(x\right)=x-4.  Cari  f−1(x).f^{-1}\left(x\right).  

     x+4x+4  

     x−4x-4  

     4−x4-x  

     −x−4-x-4  

  • 2. Multiple Choice
    2 minutes
    1 pt

    Given  f(x)=7x+24.f\left(x\right)=\frac{7x+2}{4}.  Find  f−1(x).f^{-1}\left(x\right).  
    Diberi  f(x)=7x+24.f\left(x\right)=\frac{7x+2}{4}.  Cari  f−1(x).f^{-1}\left(x\right).  

     7x−42\frac{7x-4}{2}  

     2−4x7\frac{2-4x}{7}  

     2−7x4\frac{2-7x}{4}  

     4x−27\frac{4x-2}{7}  

  • 3. Multiple Choice
    2 minutes
    1 pt

    Given  g(x)=6+2x5.g\left(x\right)=6+\frac{2x}{5}.  Find  g−1(x).g^{-1}\left(x\right).  
    Diberi  g(x)=6+2x5.g\left(x\right)=6+\frac{2x}{5}.  Cari  g−1(x).g^{-1}\left(x\right).  

     5x−62\frac{5x-6}{2}  

     5x−302\frac{5x-30}{2}  

     x−62\frac{x-6}{2}  

     x−302\frac{x-30}{2}  

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