# Math 11

posted by
**Kelly**
.

with quadratic functions how do you know if a parabola on a graph is supposed to open upwards or downwards?

ex. y=-4(x+1)2+4

[The 2 after the bracket is a square)

posted by
**Kelly**
.

with quadratic functions how do you know if a parabola on a graph is supposed to open upwards or downwards?

ex. y=-4(x+1)2+4

[The 2 after the bracket is a square)