Which of the following is a quadratic function? A. y = (x + 2)(2x – 3) B. y = 3(x-4) mo a D. y = x(x-4)(x+3)

Question

Which of the following is a quadratic function?
A. y = (x + 2)(2x – 3)
B. y = 3(x-4)
mo a
D. y = x(x-4)(x+3)

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Samantha 1 month 2021-09-09T02:44:44+00:00 1 Answer 0

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    2021-09-09T02:46:01+00:00

    A is the answer, because the highest exponent is 2.

    quadratic

    A’s expression foiled would be 2x^2 + x – 6

    B’s expression foiled would be 3x – 12, where the exponent on x is only 1.

    D’s expression foiled would be x^3 – x^2 – 12x, where the exponent on x is 3.

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