Nonlinear Functions

SAT Math· difficulty 3/5

What is the vertical asymptote of y=1x3y = \frac{1}{x - 3}?

  • A

    x=3x = 3

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  • B

    x=3x = -3

  • C

    y=3y = 3

  • D

    x=0x = 0

Explanation

Vertical asymptote occurs where the denominator equals zero: x3=0x - 3 = 0, so x=3x = 3.

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