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Concept explainers
In each of Problem
Find an integrating factor and solve the given equation.
Use a computer to draw several
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Chapter 2 Solutions
Differential Equations: An Introduction To Modern Methods And Applications 3e Binder Ready Version + Wileyplus Registration Card
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- 3. If the total revenue received from the sale of x items is given by R(x)=30ln (2x+1), While the total cost to produce x items is C(x)=✗, find the following. a) The marginal revenue b) The profit function P(x) (Hint: P(x)=R(x)-C(x)} c) The marginal profit when x=20 d) Interpret the results of part c).arrow_forward2. The sales of a new personal computer (in thousands) are given by S(t)=100-90€-04: Where t represents time in years. Find and interpret the rate of change of sales at each time. a) After 1 year b) After 5 years c) What is happening to the rate of change of sales as time goes on? d) Does the rate of change of sales ever equal zero?arrow_forward2. Find the equation of the line tangent to the graph of f(x)=ln(x²+5) at the point (-1, In 6). Do not approximate numbers.arrow_forward
- only need help with question 3arrow_forward6. The number of viewers of a television series introduced several years ago is approximated by N(t)=(60+2t2/3,1arrow_forwardx 1 3 5 7 f -1 3 15 35 7 • Sea) dx from the faible find: 1 f(x) dx by Sempeson method 8 2 if S .dx find h? ? 2Xarrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
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