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-4 (6-3√7) (6+35) -4х (6+3v7) Сбезит) (6-3√7)(6+3√7) -24-12√7 6x6-317x317 4 = +12(2+√7) +219 -12x(2+√7) 36-9x7 4(2+√7) 9 - -12(2+√7) 36-63

-4 (6-3√7) (6+35) -4х (6+3v7) Сбезит) (6-3√7)(6+3√7) -24-12√7 6x6-317x317 4 = +12(2+√7) +219 -12x(2+√7) 36-9x7 4(2+√7) 9 - -12(2+√7) 36-63

Elementary Algebra
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter7: Factoring
Section7.1: Greatest Common Factor And Factor By Grouping
Problem 7.24TI: Factor: 9y27 .
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-4 (6-3√7) (6+35) -4х (6+3v7) Съезд) (6-3√7)(6+3√7) -24-12√7 6x6-317x317 4 = +12(2+√7) 2то = -12x(2+√7) 36-9x7 4(2+√7) 9 - -12(2+√7) 36-63
Transcribed Image Text:-4 (6-3√7) (6+35) -4х (6+3v7) Съезд) (6-3√7)(6+3√7) -24-12√7 6x6-317x317 4 = +12(2+√7) 2то = -12x(2+√7) 36-9x7 4(2+√7) 9 - -12(2+√7) 36-63
Why is the -12 factored out in -4/6-3/7
Transcribed Image Text:Why is the -12 factored out in -4/6-3/7
Expert Solution
Step 1: Introduction

Given:

The expression fraction numerator negative 4 over denominator 6 minus 3 square root of 7 end fraction.

Aim:

Why negative 12 is factored out in fraction numerator negative 4 over denominator 6 minus 3 square root of 7 end fraction.

Concept Used:

Algebraic identity:

open parentheses a plus b close parentheses squared equals a squared plus 2 a b plus b squared

Distributive property:

a b plus a c equals a open parentheses b plus c close parentheses

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