Concept explainers
Tofind:the solution of the equation gives the reason for the solution.
Answer to Problem 59E
Explanation of Solution
Given:
Concept used:
Absolute value or modulus of a real number
Mathematically,
If domain
If domain
Calculation:
In solving absolute value equations, remember that
Note that when
A solution is extraneous if it does not satisfy the original equation upon checking.
Let
According to the given:
Substituting the value as:
The absolute value has two value with plus and minus sign.
It can be check by putting the value back to the equations.
By putting
By putting
Hence,
Chapter 1 Solutions
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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