Which represents a quadratic function? f (x) = - 8x3 - 16x2 - 4xf (x) = x 2 2x - 5f (x) = 1f (x) = 0x2 - 9x 7

Question

Mathematics

Gillespie

19 September, 05:35

Which represents a quadratic function? f (x) = - 8x3 - 16x2 - 4xf (x) = x 2 2x - 5f (x) = 1f (x) = 0x2 - 9x 7

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Answers (1)

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Honey · Answer 1

The standard form of a quadratic equation is f (x) = ax^2 + bx + c. Looking at the given choices:

A. f (x) = - 8x^3 - 16x^2 - 4x

B. f (x) = x^2 + 2x - 5

C. f (x) = 1

D. f (x) = 0x^2 - 9x + 7

Among the choices, the only equation that follows the standard form is B.