BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071
BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

Solutions

Chapter 1.4, Problem 24E
To determine

To calculate: The Simplify form multiplication or division of the expression,

  x225x216x+4x+5

Expert Solution

Answer to Problem 24E

The simplified form of the expression is, (x5)(x4)

Explanation of Solution

Given information:

The expression is given as: x225x216x+4x+5

Formula used:

The algebraic identity: a2b2=(ab)(a+b)

Calculation:

Consider the equation , x225x216x+4x+5

Apply the algebraic identity , a2b2=(ab)(a+b) ,

    x225x216x+4x+5=x252x242x+4x+5=(x+5)(x5)(x+4)(x4)x+4x+5=(x5)(x4)

Thus, the given expression is: (x5)(x4)

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