i need help with my homework answers are there need to see work on how to get them SIMPLE WORK

Dashboard X UNIT 04 - Mr. Macfarlane's Math X UNIT 4 ANSWER KEYS - Google [ X + V X C drive.google.com/drive/folders/1X3NIiQAScXDUfpqcAhyoVwflC4Q1EZr_ Drive Search in Drive UNIT 4 - WORD PROBLEMS ? PRE CALCULUS NAME Shared with me 1. A car dealership's yearly sales for both used cars and new cars are given in the table. t = 0 represents 2005 0 Et $8. o+ O New 31 Year 0 2 3 Used Car Sales (in millions of dollars) 24.2 23.5 22.8 25.3 28.1 28.6 Files New Car Sales (in millions of dollars) 39.8 41.5 39.9 36.2 35.4 34.9 My Drive PDF Combinations of X a. Use the regression capabilities of your graphing utility to create cubic models for both the total used car sales, f(x), and Functions ANS.pdf Computers total new car sales, g(x). Shared with me b. Graph f(x), g(x), and the total sales function in an appropriate viewing window. Details Activity c. Predict the company's total used car sales in 2011. 27, 866, 667 Recent d. Predict the company's total new car sales in 2012. 50, 45 7, 14 3 + COMBINATIONS OF FUNCTIONS Starred e. Predict the company's total sales for 2013. 4 4 5 9, 5 2 7 - (+214) - 5X - 4 Trash 2. A large restaurant chain's monthly sales can be represented by S(t) = 520-7t-0.912 while their monthly expenses can be represented by E(1) = 254+3.72t where t= 0 represents January. (exam 6x- 14x-12 PDF Combinations of Fun Storage a. Graph S(t), E(t), and the profit function in an appropriate viewing window. or b. Find the company's total sales for March. . 9 90. 9 502.4 586.2 MB of 15 GB used 3. ( +232)-12 4. (-2X-3)- c. Find the company's total expenses for May. 272. 6 268. 88 If you used Buy storage d. Find the company's total profit for July. / 46, 86 169. 28 0 for January and 1 for Feb Who has access 3. Your wage is $8.00 per hour plus $0.75 for each unit produced per hour. So, your hourly wage y in terms of the number of units produced is y = 8+0.75x a. What does x represent and what does y represent in the original function. X: waits yhourly wage b. What is your hourly wage if 10 units are produced per hour. $ 15 . 5 Manage access c. Determine the inverse of the function. f (x ) = X- & . 75 System properties d. What does x represent and what does y represent in the inverse function. X : hour ly y: units, wage produced Type PDF e. Determine how many units you would need to produce per hour to earn $20.00 per hour. Size 1.3 ME 4. The value of a collectable baseball card can be represented by V(t) = 208/t + 2 in which t represents the age of the card in years. Storage used 1.3 MB a. What was the purchase cost of the card? $ 2.00 Location UNIT 4 ANSWER KEYS b. What was the card worth after 1 year? $ 22. 00 Owner Brian Macfarlane c. What was the card worth after 2 years? 27. 20 d. Determine the inverse of the function. V (() = (6- 2 Modified Aug 26, 2020 by Brian MacFarlane Get Drive for desktop e. Use the inverse function to determine how many years will it take for the card to be worth $42.00? Learn more Opened 1:34 PM by me Download f. How many years will it take for the card to be worth $50.00? ( 3 . 8 2 4 92 F 1:33 PM D Sunny 10/5/2022