Mathematics 9th Class English Medium Unit 3 Online Test With Answers

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Mathematics 9th Class English Medium Unit 3 Online Test

Sr. # Questions Answers Choice
1 Which of them is the set of all elements of U, which belong to A but do not belong to B is called. Overlapping sets Difference of sets Disjoint sets Complement of a set
2 Which of them is the set of all element of U, whcih do not belong to A called. Disjoint Set Complement of a Set Difference set Overlapping sets
3 If the interesection fo two sets is empty,the sets are said to be ..........set Difference of two sets Disjoint Complement Overlapping
4 If A is a subset of B and A = B, then a is an ............of B. Universal Set Proper Subset Improper Subset Power Set
5 {4} {5} {6} {<span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ}</span>
6 Empty Set Infinite set Singleton set Binary set
7 Number of ways in which a set can be described as 1 2 3 4
8 The number of subsets of a set of four elements is equal to 16 8 4 6
9 If A={0} , then P {A} 2 3 4 8
10 A U Ac U A A<sup>c</sup> <span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ</span>
11 U A A<sup>c</sup> <span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ</span>
12 The complement ofΦ is U Impossible Union <span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ</span>
13 The complement of U is. Sub <span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ</span> Impossible Union
14 If A and B are disjoint sets, then A U B is equal to A B B U A <span style="font-size:14.0pt;mso-bidi-font-size:11.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-ascii-theme-font:minor-latin; mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-theme-font:minor-latin;mso-ansi-language: EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA">Φ</span>
15 The set having only ne element is called Null set Power Set Singleton set Subset
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