
Concept explainers
To simplify the given expression.

Answer to Problem 21WE
Explanation of Solution
Given:
Expression:
Concept used:
To simplify the given expression:
- Find the Least Common Multiple of the fraction and write in reduced form.
- Take out common terms in the given expression.
- Cancel out the terms that are in common in numerator and the denominator.
- Find if any algebraic identities can simplify the given expression.
Formula Used:
Calculation:
Using the above concept,
Consider the numerator and simplify,
Least Common Multiple of
Consider the denominator and simplify,
Least Common Multiple of
Substituting in the given expression,
Conclusion:
Therefore, the simplified form of the expression is
Chapter 5 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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