Nonlinear Functions

SAT Math· difficulty 3/5

Which best describes f(x)=x1/2f(x) = x^{1/2}?

  • A

    Exponential decay

  • B

    Linear function

  • C

    Square root power function

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  • D

    Quadratic function

Explanation

x1/2=xx^{1/2} = \sqrt{x}, a power function (square root).

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