I need help with #53 to #60 ASAP … please help this I don’t understand this …. I need to get it done before Monday that’s when it is due

For the function, f(x) = -5x 2, find f(-4).

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?