Question

Which function is a quadratic function? a(x) = –2x3 + 2x – 6 b(x) = 5x3 + 8x2 + 3 c(x) = –8x2 + 3x – 5 d(x) = 6x4 + 2x – 3

Answer 1

C

Explanation:

for edge

Answer 2

c(x) = –8x² + 3x – 5

Explanation:

Function is quadratic if there is x² and no higher exponent with any x