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5 October, 23:02

1. Which is a quadratic function?

A f (x) = x2 + 6

B f (x) = 2x

C f (x) = x + 5

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Answers (2)
  1. 6 October, 00:37
    0
    A

    Step-by-step explanation:

    f (x) = x² + 6

    In a quadratic function, the highest power of x will be 2
  2. 6 October, 02:17
    0
    f (x) = x^2+6 is a quadratic function because is x^2, other is linear function.
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