Please help to find the answer would really appreciate it !

Which is the completely factored from of xy^3-x^3y

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes