Thread: parabola

What is difference b/w these type of equations?
y=ax^2 + bx +c
and
y^2=4ax
Equatons of parabola.

Originally Posted by puneet

What is difference b/w these type of equations?
y=ax^2 + bx +c
and
y^2=4ax
Equatons of parabola.

the first is quadratic in x (opens up or down depending on the sign of a)

the second is quadratic in y (opens left or right depending on the sign of a)

is that what you wanted?

no take this
x=ay^2 + by +c
and
y^2=4ax
Why is this ambiguity in these eqauations?