What is (xy) to the 9 power simplified

Any greatly appreciated! you in advance. jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later she's sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions how much money did jody make? a.$65.00b.$5288.00c.$210.00d.$310.00

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Collin did the work to see if 10 is a solution to the equation r/4=2.4