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Chapter 1: Q. 1218 (page 198)

In the following exercises, identify whether each number is rational or irrational. 鈸� 56鈸� 16

Short Answer

Expert verified

Part (a) 56is rational number.

Part (b) 16is an irrational number.

Step by step solution

01

Part (a) Step 1. Given information 

A number,56

02

Part (a) Step 2. Identifying whether the number is rational or irrational 

Rational number is a number that can be written in the form pq, where pandqare integers and q鈮�0.

Given number, 56, lies between 7and8, whichcannot be expressed in pqform. Therefore, It is a irrational number.

03

Part (b) Step 1. Identifying whether the number is rational or irrational 

Rational number is a number that can be written in the form pq, where pandqare integers and q鈮�0.

Given number can be expressed as, 16=4=41.Therefore, It is a rational number.

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