Question

Which quadratic rule represents the data in the table?

y= -2x2 + 5
y= -x2 + 5
y = x2 - 5
y = x2 + 5

Answer 1

x^2 - 5

Explanation:

x = -1, y = 1 - 5 = -4.

x = 0, y = 0-5 = -5.

x = 1, y = 1 - 5 = -4.