[ATTACH=full]3441[/ATTACH] [ATTACH=full]3442[/ATTACH] Question 36 y = x^4 - x^2 + 3 Let y = -y -y = x^4 - x^2 + 3 Not symmetric with respect to the x-axis. Let x = -x y = (-x)^4 - (-x)^2 + 3 y = x^4 - x^2 + 3 Symmetric with respect to the y-axis. Let y = -y and x = -x -y = (-x)^4 - (-x)^2 + 3 -y = x^4 - x^2 + 3 Not symmetric with respect to the origin.