What is the median of 36, 14, 21, 56, and 10?

The median is the middle number which is 21

The median is going to be the middle number in a sequence when the sequence is written from smallest value to latest value:

10, 14, 21, 36, 56

So, as the above person said, the median is 21 but it is still important to remember the aforementioned rule above.

Do you need with the x value for the minimum? its always between the two intercepts for a parabola

Y=-3x is the correct answer