a.
To solve: The inequality
a.
Explanation of Solution
Given information:
The inequality
Calculation:
Solve the inequality as follows:
Thus, all real numbers greater than −4 are solution to the given inequality.
Verification:
Take a = 2 and put in above inequality.
The above inequality is true hence the solution is correct.
b.
To solve: The inequality
b.
Explanation of Solution
Given information:
The inequality
Calculation:
Solve the inequality as follows:
Thus, all real numbers less than 3 are solution to the given inequality.
Verification:
Take a = −2 and put in above inequality.
The above inequality is true hence the solution is correct.
c.
To solve: The inequality
c.
Explanation of Solution
Given information:
The inequality
Calculation:
Solve the inequality as follows:
Thus, all real numbers less than
Verification:
Take a = 10 and put in above inequality.
The above inequality is true hence the solution is correct.
Chapter 3 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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