Sample Solution from
College Algebra
6th Edition
ISBN: 9780321782281
Chapter P
Problem 1MCCP
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Textbook Problem

In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify, if possible), whichever is appropriate.

(3x + 5)(4x - 7)

Expert Solution
To determine

The simplest expression.

Answer

Solution: The simplest expression is 12x2−x−35.

Explanation of Solution

Given: The expressionis (3x+5)(4x−7) .

The provided expression is

(3x+5)(4x−7).

Simplify it as follows:

(3x+5)(4x−7)=3x(4x−7)+5(4x−7)=12x2−21x+20x−35=12x2−x−35

Conclusion: The simplest expression is (3x+5)(4x−7)=12x2−x−35.

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