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Which represents a quadratic function?

A) f(x) = −8x3 − 16x2 − 4x
B) f (x) = x 2 + 2x − 5
C) f(x) = + 1
D) f(x) = 0x2 − 9x + 7

Respuesta :

yahiyawarda123
THE ANSWER IS B, CAUSE THE HIGHEST EXPONENT FOR A QUADRATIC FUNCTION SHOULD BE 2, AND WHICH A,B AND C SHOULD NOT BE EQUAL TO ZERO. HOPE THIS HELPS!

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