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Simplifying
To simplify the expression , apply the steps for multiplying rational expressions. First, factor completely: the trinomial factors to , the difference of squares factors to , and can be factored as . Next, multiply the numerators and denominators to form the combined fraction . Finally, simplify the expression by dividing out the common factors of , , and . This leaves the simplified result as .
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Intermediate Algebra @ OpenStax
Ch.7 Rational Expressions and Functions - Intermediate Algebra @ OpenStax
Algebra
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Example of Multiplying Rational Expressions
Example of Multiplying Rational Expressions by Factoring Trinomials
Procedure for Operating on Multiple Rational Expressions
Simplifying
Simplifying
A laboratory technician is following a standard operating procedure (SOP) to combine two complex chemical concentration formulas. Arrange the steps of the protocol for multiplying rational expressions in the correct sequence from start to finish.
In a technical training manual for logistics analysts, a protocol describes how to combine two efficiency ratios represented as rational expressions. When following the standard mathematical procedure to multiply these expressions, such as , which action is identified as the required first step?
A technical training manual for industrial analysts describes the standard protocol for multiplying rational expressions, such as . Match each step of the three-step procedure with the correct action required to complete the process.
Rational Expression Multiplication Protocol
As part of a standard operating procedure for combining complex manufacturing efficiency ratios (which are modeled as rational expressions), technicians must follow a strict mathematical sequence. According to the standard procedure for multiplying these expressions, the first step before multiplying is to ____ each numerator and denominator completely.
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An inventory analyst uses the formula to determine the reorder point for a specific part. Arrange the following steps in the correct order to simplify this formula to its most basic form.
A maintenance technician is updating a technical manual that uses the formula to calculate flow resistance in a cooling system. To make the manual easier for operators to use in the field, he needs to replace this expression with its most simplified form. Which of the following is the correct simplified version of the formula?
A Quality Assurance Analyst at a manufacturing plant uses the expression to calculate the efficiency ratio of a production line. To simplify her reports, she must identify the correct factored and simplified forms of the formula components. Match each component of the calculation with its correct equivalent.
An operations manager is reviewing the simplification of a production cost formula: . According to the standard procedure for simplifying this expression, the common factors that are divided out from both the numerator and the denominator are 5, , and .
An inventory planner is updating a spreadsheet that uses the formula to predict storage space requirements. To optimize the calculation, the planner needs to simplify the expression. The first step in this procedure involves factoring the quadratic trinomial into two binomials: and ____.