a.
Find the inequality to represent the situation.
a.
Answer to Problem 21PPS
Explanation of Solution
Given information:
Consider the Carlos works two jobs as shown in the table which is provided into textbook.
Also, Carlos estimates that he will need to earn at least
Calculation:
Let
Hence, the inequality is
b.
Graph the inequality.
b.
Answer to Problem 21PPS
Explanation of Solution
Given information:
Consider the Carlos works two jobs as shown in the table which is provided into textbook.
Also, Carlos estimates that he will need to earn at least
Calculation:
The boundary of the graph is the graph of
The region that contains
Use maple to graph the inequality
Hence, the graph is shown above.
c.
Verify, working
c.
Answer to Problem 21PPS
Yes, Carlos will make enough money if he works
Explanation of Solution
Given information:
Consider the Carlos works two jobs as shown in the table which is provided into textbook.
Also, Carlos estimates that he will need to earn at least
Calculation:
Substitute
Hence, yes, Carlos will make enough money if he works
Chapter 2 Solutions
Algebra 2
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