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 89E
To determine

To calculate: The expression by rationalization r+25

Expert Solution

Answer to Problem 89E

  r+25=r25(r2)

Explanation of Solution

Given information:

Given expression is r+25

Consider the expression as r+25

Now,

  r+25=r+25×r2r2=(r)2(2)25(r2)=r25(r2)

Therefore, simplest form of the expression r+25=r25(r2)

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