The co-payment for his doctor visits totals:
10 x 18 = $180.
For his physical therapy sessions, the co-payment amounts to:
10 x 20% x 150 = $300.
When you sum both co-payments, it totals $480.
Answer: x ≥ 3.2 OR x ≤ -0.75
Here's how to solve the compound inequality step-by-step: start by separating it into two inequalities. For the first one, 5x - 4 ≥ 12, add 4 to both sides to remove the constant, leaving 5x ≥ 16. Then divide both sides by 5 to isolate x, resulting in x ≥ 3.2.
Now for the second part, 12x + 5 ≤ -4, subtract 5 from both sides to obtain 12x ≤ -9. Dividing both sides by 12 gives x ≤ -9/12, which simplifies to x ≤ -0.75. So, combining both, the solution is x ≥ 3.2 OR x ≤ -0.75.
Answer:
Step-by-step explanation:
The graph can take on three forms as displayed in the figure.
(a) having no intersections
(b) having a single point of intersection (tangency)
(c) having two points of intersection.
Consequently, the maximum number of intersections that these graphs can yield is 2, as illustrated in figure (c).
Answer: 8x - 1200
Step-by-step explanation: I solved the problem
Answer:
Wyjaśnienie krok po kroku:
Załóżmy, że prostokąt ma wierzchołki (x,y,z) w dodatnim oktancie. Prostokątny pudełko musi być symetryczne względem wszystkich trzech osi.
Wtedy jego boki to

Objętość = 
Maksymalizuj objętość przy założeniu

tj. 
Użyj mnożników Lagrange'a, mamy
przy maksimum


Dzieląc otrzymujemy

Podobnie 
Zatem otrzymujemy 
Stąd wymiary to
(2x,2y,2z)
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