What are the vertex , axis of symmetry , and y -intercept of the graph of the function f(x)=x^ 2 -6x+8)

Which equation represents the function on the graph?

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

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)