4) A company's Cost function is: C=8x2-50x +103, Revenue function is: R=4x2+3. (Profit=R-C) Find the Profit...
6. Given the following function TR(R) 6000 -40 TCQ) 1000 +10,200 a. Find the revenue maximizing level of output (check 2d order conditions also), b. Find the maximum revenue c. Find the corresponding profit function d. Find the profit maximizing level of output (check 2nd order conditions also) e. Find the maximum profit 7. Given the following function TR(x)-3x260x TC(x) = 5,500 + 50x a. Find the revenue maximizing level of output check 2d order conditions also), b. Find the...
13. The following quadratic function is written in general form: f(x)=x2-6x-7 a) Write the factored form b) Write the vertex form (also known as standard form). c) Find the y-intercept. Which of the three forms listed above is the most useful in identifying the y-intercept and why? d) Find the x-intercepts. Which of the three forms listed above is the most useful in identifying the x-intercepts and why? e) Find the vertex. Which of the three forms listed above is...
Find the marginal profit function if cost and revenue are given by C(x) = 255 +0.8x and R(x) = 7x -0.02x2. P'(x)=0
+ 6/7 points Previous Answers ColAlg7 3.1.009. A quadratic function f is given. f(x) = x2 - 2x + 6 (a) Express fin standard form. f(x) = (x + 1)2 + 5 (b) Find the vertex and x- and y-intercepts of f. (If an answer does no vertex (x, y) = ( 1,5 x-intercept (x, y) = ( DNE y-intercept (x, y) = 0.6
Find the rate of change of total revenue, cost, and profit with respect to time. Assume that R(x) and C(x) are in dollars. R(x) = 50x -0.5xC(x) = 6x + 10, when x = 40 and dx/dt = 15 units per day The rate of change of total revenue is $ per day. The rate of change of total cost is $ per day. The rate of change of total profit is $ per day.
1. 0/4 points | Previous Answers WaneFMAC7 2.1.009. Sketch the graph of the quadratic function. HINT (See Example 1.) f(x) = -x2 + 4x - 4 Tools Actions ROD Object Properties Select a tool or object to Begin Help WebAssign graphing tool Indicate the coordinates of the vertex, the y-intercept and the x intercepts (if any). (Il vertex (x, y)-( y-intercept x-intercept(s) Need Help? Read Submit Answer Price Another Version Viewing Saved Work Reverf to Last Response
find a function whose graph is a parabola with vertex (-3,-6) (4 points) Find a formula for the quadratic function whose graph has its vertex at (7,8) and its y-intercept at y = -4. f(3) = (x+7)^2+8 help (formulas)
3. Determine the equation of the function graphed to the right: [3 Points) YA 20 16H 12 8H 4 (1,5) (0.1) f(x) = -3 2-1 1 2 3y=0 4. Determine whether the following are symmetric about the x-axis, y-axis, and/or origin. Answer 'Yes' or 'No' to each prompt below. [6 Points) b) x = y2 +3 3+ 2- 1- 4-3 -2 -1.11 1 2 3 -2- -3 x-axis Symmetry? x-axis Symmetry? y-axis Symmetry? y-axis Symmetry? Symmetry about origin? Symmetry about...
16 For the quadratic function f(x) = -x2 - 8x, answer parts (a) through (c) (a) Graph the quadratic function by determining whether its graph opens up or down and by finding its vertex, axis of symmetry, y-intercept, and X-intercepts, if any. Does the graph off open up or down? 12 8- up Odown 2015 12 118 12 16 What are the coordinates of the vertex? The vertex of the parabola is (Type an ordered pair. Use integers or fractions...
Find the equation of the tangent line to the curve when x has the given value. 7) f(x) = 4,x=5 8) f(x) = }x=3 11) Solve the problem. 11) The profit in dollars from the sale of thousand compact disc players is P(x) = x3 - 5x2 + 3x + 8. Find the marginal profit when the value of x is 6. 12) 12) Ir the price of a product is given by Px) E 1200, where x represents the...