Multiple Choice Question (MCQ)

If f(x)=x^2+x and g(x) = \sqrt{x} , then f(g(3)) =

  1. ×

    1.73

  2. ×

    3.46

  3. 4.73

  4. ×

    7.34

  5. ×

    12.00

Collected in the board: Function

Steven Zheng posted 3 months ago


Answer

  1. g(3) = \sqrt{3}

    f(g(3)) = (\sqrt{3})^2+\sqrt{3}=3+\sqrt{3} \approx4.73

Steven Zheng posted 3 months ago

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