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 17E

(a)

To determine

To evaluate: given expression (53)021 .

Expert Solution

Answer to Problem 17E

  (53)021=12

Explanation of Solution

Given information:

Given expression

  (53)021

Calculation:

Consider the given expression.

  (53)021

Use the law of the exponents to simplify the expression.

  (53)021=121

Use zero-exponent rule a0=1

  =21

Use negative exponent rule an=1an

  =12

(b)

To determine

To evaluate: the given expression 2330 .

Expert Solution

Answer to Problem 17E

  2330=18

Explanation of Solution

Given information:

Given expression

  2330 .

Calculation:

Consider the given expression.

  2330

Use the law of the exponents to simplify the expression.

  2330=231

Use zero-exponent rule a0=1

  23

Use negative exponent rule an=1an .

  123=18

(c)

To determine

To evaluate: given expression (14)2 .

Expert Solution

Answer to Problem 17E

  (14)2=16

Explanation of Solution

Given information:

Given expression

  (14)2

Calculation:

Consider the given expression.

  332

Use the law of the exponents to simplify the expression.

Use negative exponent rule an=1an

  (14)2=1(14)2

Reciprocal of reciprocal of number is itself

  1(14)2=42=16

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