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(a)
To find:
The linear equation (in slope-intercept form) of the line of constant cost C and the cost function is
The figure shows the region of feasible solutions for the vitamin problem of Example 5 and the straight line graph of all combinations of capsules and chewable tablets for which the cost is $0.40.
(b)
To find:
Do the line of constant cost move up or down as c increases.
The figure shows the region of feasible solutions for the vitamin problem of Example 5 and the straight line graph of all combinations of capsules and chewable tablets for which the cost is $0.40.
(c)
To find:
To find the vertex of the region of feasible solutions that gives the optimal value by inspection.
The figure shows the region of feasible solutions for the vitamin problem of Example 5 and the straight line graph of all combinations of capsules and chewable tablets for which the cost is $0.40.
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Chapter 5 Solutions
Essentials of College Algebra, Books a la Carte Edition (12th Edition)
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- Listen Solve the quadratic equation. Write the one solution, do not write x =. 2 x²+6x+9= 0 বarrow_forwardSolve the rational equation 14 1 + x-6 x x-7 x-7 ○ a) x = 1, x = 8 ○ b) x = 1 ○ c) x = 7 ○ d) x = 1, x = 7arrow_forwardSolve the absolute inequality | x + 5 > 3 ○ a) (-∞, -8] U[-2, ∞0) ☐ b) (-8, -2) c) (-2, ∞0) ○ d) (-∞, - 8) U(-2, ∞0)arrow_forward
- 1) Listen Describe the error in the problem X 3 X x 3 - 2 = 25x = 0 25x 25 x = ±5arrow_forwardA falling object travels a distance given by the formula d = 6t + 7t² where d is in feet and t is the time in seconds. How many seconds will it take for the object to travel 115 feet? Round answer to 2 decimal places. (Write the number, not the units). Your Answer:arrow_forwardListen Solve the quadratic equation. Write the smaller answer first. 2 Xx - 5x = 24 x = Α x =arrow_forward
- Solve the absolute equation |2x = 4| = 10 ○ a) x = -7, x = 3 ○ b) x = -2, x = 6 ○ c) x = -3, x = 7 ○ d) x = 7arrow_forwardFind a rational inequality that has the solution set (-2, 5] О a) x-5 x+2 b) x+5 x-2 ΛΙ ≥ 0 < 0 VI О c) x-5 x+2 ≤0 VI ○ d) x +2 x-5 <0arrow_forward1) Listen Solve the quadratic equation by factoring. One solution is O. Find the other. (Just write the numerical answer, not x =) 2x² + 28x = 0 Your Answer:arrow_forward
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