Can someone help I’ll give brainiest ASAP !! :) pls

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

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box