What is the product of the polynomials below? (x-9)(x+2)

What is the pattern in the values as the exponents increase?

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

New york is the 27th largest state in the united states.what percent of the 50 states in the us are larger than new york