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 73E

(a)

To determine

To simplify: given expression 4st3s3t26 .

Expert Solution

Answer to Problem 73E

  4st3s3t26=2st116

Explanation of Solution

Given information:

Given expression

  4st3s3t26

Calculation:

Consider the given expression.

  4st3s3t26

Now, use the law of exponents,

  amn=amn and aman=am+n

And combine like terms

  4st3s3t26=412s12s36t32t26=412s12s12t32t13=2s12+12t32+13=2st116

Hence,

  4st3s3t26=2st116

(b)

To determine

To evaluate: the given expression x74x34 .

Expert Solution

Answer to Problem 73E

  x74x34=x .

Explanation of Solution

Given information:

Given expression

  x74x34 .

Calculation:

Consider the given expression.

  x74x34

Now, use the law of exponents,

  amn=amn and aman=amn

And combine like terms

  x74x34=x74x34=x7434=x734=x44=x

Hence,

  x74x34=x

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