Concept explainers
In Exercises 1–25, simplify the given expression or perform the indicated operation (and simplify, if possible), whichever is appropriate.
1.
To multiply: The expressions
Answer to Problem 1MC
The expression
Explanation of Solution
Method used:
FOIL method to multiply binomials:
In words, the product of two binomials is product of the first terms in each binomial plus product of outside terms plus the product of the inside terms plus the product of last terms.
Calculation:
Use FOIL method and simplify the expression
That is,
Thus, the expression
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Chapter P Solutions
COLLEGE ALGEBRA ESSENTIALS
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- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage