I need help on this question please help -1=7+8x

Which expression is equivalent to 2^4y^3

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? ( )

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.