Two quadratic functions are represented below. f(x)=-x^2+4x-3
(the other is the graph)
A. In two or more complete sentences, explain how you can determine the maximum value of the quadratic functions, f(x) and g(x).
B. Which function has the greater maximum value, f(x) or g(x)?

please help me i dont understand this at all and i need to. thank you so much if you answer ill give brainliest too

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.