Question
Identify the type of Or used in the following statements and cheek whether the statements are true or false:(i) is a rational number or an irrational number.(ii) To enter into a public library children need an identity card from the school authorities.(iii) A rectangle is a quadrilateral or a 5-sided polygon.
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Solution: (i)is a rational number or an irrational number.
a)is a rational number.
b) is an irrational number.
Out of these two statements, only one statement can be true.
So, type of this statement is .
As, one of the statement is true, so this statement is true.
(ii) To enter into a public library children need an identity card from the school or a letter from school authorities.
a) To enter into a public library children need an identity card from the school.
b) To enter into a public library children need a letter from school authorities.
Both of these satatements can be true.
So, type of this statement is .
Also, both of these statements are false as to enter into a public library children do not need any permission from school.
(iii) A rectangle is a quadrilateral or a 5-sided polygon.
a)A rectangle is a quadrilateral. .
b)A rectangle is a 5-sided polygon.
Out of these two statements, only one statement can be true.
So, type of this statement is .
As, one of the statement is true, so this statement is true.
a)is a rational number.
b) is an irrational number.
Out of these two statements, only one statement can be true.
So, type of this statement is .
As, one of the statement is true, so this statement is true.
(ii) To enter into a public library children need an identity card from the school or a letter from school authorities.
a) To enter into a public library children need an identity card from the school.
b) To enter into a public library children need a letter from school authorities.
Both of these satatements can be true.
So, type of this statement is .
Also, both of these statements are false as to enter into a public library children do not need any permission from school.
(iii) A rectangle is a quadrilateral or a 5-sided polygon.
a)A rectangle is a quadrilateral. .
b)A rectangle is a 5-sided polygon.
Out of these two statements, only one statement can be true.
So, type of this statement is .
As, one of the statement is true, so this statement is true.
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Question Text | Identify the type of Or used in the following statements and cheek whether the statements are true or false:(i) is a rational number or an irrational number.(ii) To enter into a public library children need an identity card from the school authorities.(iii) A rectangle is a quadrilateral or a 5-sided polygon. |
Answer Type | Text solution:1 |
Upvotes | 150 |