Algebra, STD2 A4 2018 HSC 4 MC (Adapted) Which graph best represents the equation \(y = 2-x^2\) ? A. B. C. D. Show Answers Only \(D\) Show Worked Solution \(y = 2-x^2\) \(y\text{-intercept}\ = -2\ \ \text{(when}\ x = 0)\) \(\text{Quadratic is concave down (sad) with vertex at}\ (0,2). \) \(\Rightarrow A\)
