Karaoke machine rentals are represented by the graph below. a) Write a system of equations that represent this situation: b) You rent a karaoke machine at \( 1 : 00 \) p.m. and plan to return it by \( 4 \) p.m. Will you save any money if you return the machine \( 15 \) minutes early? Explain.
Pregunta
Answer
30,0<x≤1
40,1<x≤2
50,2<x≤3
60,3<x≤4
70,4<x≤5
80,5<x≤6
Related Questions
Q:
Determine the following limits. If infinite, specify \( \infty \) or \( - \infty \) . If an answer does not exist, explain why. (NO POINTS WILL BE GIVEN IF A TABLE OF VALUES IS USED) b. \( \lim _ { x \rightarrow 1 ^ { + } } [ \frac { x } { x - 1 } + \frac { 1 } { \ln ( x ) } ]\)
Q:
9. A board game company models the profit on its latest board game using the quadratic relation
\( P = - 2 x ^ { 2 } + 28 x - 90 , \) where \( x \) is the number of games it produces in hundred thousands and \( P \) is the profit in millions of dollars.
a) What are the break-even points for the company?
b) What is the maximum profit that the company can earn?