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 1.2, Problem 27E
To determine

To evaluate: given expression using x=3,y=4 and z=1 .

Expert Solution

Answer to Problem 27E

  (9x)2/3+(2y)2/3+z2/3=14

Explanation of Solution

Given information:

Given expression

  (9x)2/3+(2y)2/3+z2/3

Calculation:

Given that x=3,y=4 , and z=1 , then

  (9x)2/3+(2y)2/3+z2/3(9(3))23+(2(4))23+(1)23=(27)23+(8)23+(1)23=(3)2+(2)2+(1)23=9+4+1=14

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