SOLUTION: Is y = (x + 3)(x – 6) – 2x2 linear or quadratic? Identify the quadratic, linear, and constant terms.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Is y = (x + 3)(x – 6) – 2x2 linear or quadratic? Identify the quadratic, linear, and constant terms.      Log On


   

Question 245734: Is y = (x + 3)(x – 6) – 2x2 linear or quadratic? Identify the quadratic, linear, and constant terms.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
quadratic equations have squared variables(x's) linear equations have no squared variables (x's)
y = (x + 3)(x – 6) – 2x2
Is x squared after you multiply and and subtract
y=x^2-3x-18-2x^2
y=-x^2-3x-18
yes x is squared