Which expression is equivalent to the following complex fraction? 1 + StartFraction 1 Over y EndFraction divided by 1 minus StartFraction 1 Over y EndFraction

A,) StartFraction (y + 1) (y minus 1) Over y squared EndFraction
B.) StartFraction y + 1 Over y minus 1 EndFraction
C.) StartFraction y minus 1 Over y + 1 EndFraction
D.) StartFraction y squared Over (y + 1) (y minus 1) EndFraction

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.

Which of the following represents a function? 50 !