7. The roots are (3.0) and (9,0). The vertex is 66-9) and they interceptis (0.27). What is the equation that matches? *
A. y=(x+3)^2-9
B. y=34+92-92+2]
C. y=x^2-122=9
D. y=x^2-126+27

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