If a parabola with equation y= ax^2+bx+c has a y intercept above the x-axis, will c be positive or negative?

Question

If a parabola with equation y= ax^2+bx+c has a y intercept above the x-axis, will c be positive or negative?

Answer 1

c is the y intercept or (0,c) is. same thing.

if the y intercept is above the x axis, c>0