SOLUTION: State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = -8x2 + 4

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = -8x2 + 4       Log On


   

Question 272122: State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided.
y = -8x2 + 4

Answer by palanisamy(496) About Me  (Show Source):
You can put this solution on YOUR website!
Given, y=-8x^2+4
8x^2+y-4=0
Since the index of x is 2, this is a quadratic function