What is 9 kilometers per hour converted into feet per minute? about 45.7 feet per minute about 492 feet per minute about 29,520 feet per minute about 1.77 feet per minute

What is the standard form of -5x^2+2x^4-11+x^3+3x

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.