Answer:
Step-by-step explanation:
Some situtations at the supermarket and other daily activities you would need a polynomial equation with an exponent of 3 or higher. The graph looks more like an S than a U. With a variable as a denominator it looks like two slopes that are opposite of each other. With a variable as an exponent its either a straight line or a weird curve that starts on the y axis before dipping down a bit and curving up.