D Dominic Junior Member Joined Jun 16, 2005 Messages 69 Jul 13, 2005 #1 Graph the functions: y = x^2 -2 I'm going to graph this numbers (-1,-1) ; (0,-2) ; (1,-1) Is this right or wrong?

Graph the functions: y = x^2 -2 I'm going to graph this numbers (-1,-1) ; (0,-2) ; (1,-1) Is this right or wrong?

C ChaoticLlama Junior Member Joined Dec 11, 2004 Messages 199 Jul 13, 2005 #2 Your vertex (0,-2) is correct However your roots are not y = x² - 2 Set y = 0 to find the zeros (intercepts) 0 = x² - 2 x² = 2 x = ±√2

Your vertex (0,-2) is correct However your roots are not y = x² - 2 Set y = 0 to find the zeros (intercepts) 0 = x² - 2 x² = 2 x = ±√2