Question

Choose the function whose graph is a parabola.

A.) y = |x + 9|
B.) y = 3
C.) y = x 2 - 10
D.) y = -2x

Answer 1

a parabola is a polynomial of a 2nd degree.

Answer 2

In other words, it must contain the power of x^2, but not bigger than x^2.

Answer 3

the general equation for a parabola is f(x) = ax^2 + bx + c

Answer 4

and of course as a polynomial it must have whole number powers of x.

Answer 5

So c?

Answer 6

yes

Answer 7

The answer is C.

Answer 8

if that 2 is meant to be x\(^2\)