143 x 2 = 286 because if you mulitpy each by 2 you get 286
Answer:
I believe 0 makes it not a function
Step-by-step explanation:
Option A.
you can rewrite the equation as x = y^2 / 4 + y - 1
If you conserve the traditional x-axis and y-axis, the parabola opens to the right (the symetry axis is parallel to x and the function grows as y grows).