Use given triangle to fill in the blank.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x, y) ?

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤