Find the percentage rate of change of f(x) at the indicated value of x. f(x) = 10500 – 3×2 ; x = 55 Solution:- The percentage rate of…
Month: June 2015
Problem 808
Find the equation of the line tangent to the graph of f at the indicated value of x. f(x) = 16ex + 15x; x = 0 Solution:- y…
Problem 807
A famous painting was sold in 1945 for 32.9 million. What rate of interest compounded continuously did this investment earn? Solution:- As an investment, the painting earned an…
Problem 806
Find all horizontal and vertical asymptotes. f(x)= Solution:- The horizontal asymptote(s) is/are y = 3. The vertical asymptote(s) is/are = x = -3.
Problem 805
A manufacturer of hospital supplies has a uniform annual demand for 500000 boxes of bandages. It costs 250 to set up the plant for production. How many times a…
Problem 804
A company manufactures and sells x television sets per month. The monthly cost and price-demand equations are C(x) = 72000 + 40x and p(x) = 300 – x/20 ,0≤x≤6000. A) …
Problem 803
A deli sells 640 sandwiches per day at a price of 0.10 reduction in the price, 20 more sandwiches will be sold. How much should the deli charge in order…
Problem 802
A laboratory uses 600 white mice each year for experimental purposes. It costs 18 for processing the order. How many mice should be ordered each time to minimize the total…
Problem 801
A publishing company sells 900,000 copies of certain books each year. It costs the company 500 to set up the presses. How many books should the company produce during…
Problem 800
Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers. Solution:- …
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