Find the domain of the function. u (x) =V-x+8 Write your answer using interval notation. (0,0) [0,0] (0,0] [0,0) DUO - OO OVO X Continue5 3 4 The graph of a function f is shown below. Use the graph of the function to find its average rate of change from x = - 3 to x = 1. Simplify your answer as much as possible. Continue esc x F1 DII F3 F4 %Question 4 of 18 (1 point) | Question Attempt: 1 of 1 Time Remaining: 55:28 2 3 5 6 8 12 13 The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 20 minutes of calls is $17.60, and the remaining credit after 46 minutes of calls is $14.48. What is the remaining credit after 48 minutes of calls? Remaining credit (in dollars) X Calling time (in minutes) Continue O prise home end insert est backspace3 5 6 18 12 The King family and the Scott family each used their sprinklers last summer. The water output rate for the King family's sprinkler was 20 L per hour. The water output rate for the Scott family's sprinkler was 25 L per hour. The families used their sprinklers for a combined total of 50 hours, resulting in a total water output of 1175 L. How long was each sprinkler used? King family's sprinkler: | hours X Scott family's sprinkler: hours Continue Submit Assignment esc DII portsc end delete home insert @ % & backspace 8Suppose that the function g is defined, for all real numbers, as follows. if x 2 Find g (-2), 8 (1), and g (5). 8 ( -2 ) - 1 8 (1) - 0 X 8 (5) - 0 Continue2 3 4 6 10 Find the difference quotient f(xth) -f(x) h -, where h # 0, for the function below. f (x) = 4x-+9 Simplify your answer as much as possible. 1 (x + h ) - 1 (x ) h X Continue esc x prise home end ingestFinal Exam (Modules B. C. Question 11 of 18 (1 point) | Question Attempt: 1 of 1 Time Remaining: 53:48 6 8 9 10 13 15 16 If the rate of inflation is 3.4% per year, the future price p () (in dollars) of a certain item can be modeled by the following exponential function, where f is the number of years from today. p() = 3000(1.034)' Find the current price of the item and the price 8 years from today. Round your answers to the nearest dollar as necessary. Current price: Price 8 years from today: X 5 Continue Submit Assignment delete esc prtse home end insert 14