Scroll:set and function >> Exercice 1.2 >> ps (4269)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 Find the  A∩B for the following sets. ( ple use ,{ and } in answer box ).

A = {5,6,7,9,11}  B =  {-8,-1,5,7,9,10}

A∩B

 


Answer:_______________




2)  

 Find the A∪B for the following sets. ( ple use , { and } in answer box}

A = {0,1,2,4,6}  B =  {-8,-3,0,2,4,5}

A∪B

 


Answer:_______________




3)  

Find A∩B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B = 


Answer:_______________




4)  

Find A∪B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B = 


Answer:_______________




5)  

 Find the  A∩B for the following sets. 

A = {4,5,6,8,10}  B = ∅

A∩B is ______

(A) = ∅   (B) = ∋  (C) = ∉   (D) = ≄





 


Answer:_______________




6)  

 If A = {x : x is a multiple of 5, x< 30 and x ∊ N}

B = {1,3,7,10,12,15,18,25}  Find A  ∩  B


Answer:_______________




7)  

 Find the  A∩B for the following sets. ( ple use ,{ and } in answer box ).

A = {4,5,6,8,10}  B =  {-7,-3,4,6,8,9}

A∩B

 


Answer:_______________




8)  

 Find the A∪B for the following sets. ( ple use , { and } in answer box}

A = {5,6,7,9,11}  B =  {-9,-3,5,7,9,10}

A∪B

 


Answer:_______________




9)  

Find A∩B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B = 


Answer:_______________




10)  

Find A∪B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B = 


Answer:_______________




 

1)  

 Find the  A∩B for the following sets. ( ple use ,{ and } in answer box ).

A = {5,6,7,9,11}  B =  {-8,-1,5,7,9,10}

A∩B Answer: {5,7,9}

 


SOLUTION 1 :

Given:

A = {5,6,7,9,11}  B =  {-8,-1,5,7,9,10}

A∩B = {5,7,9}



2)  

 Find the A∪B for the following sets. ( ple use , { and } in answer box}

A = {0,1,2,4,6}  B =  {-8,-3,0,2,4,5}

A∪B Answer: {-8,-3,0,1,2,4,5}

 


SOLUTION 1 :

Given:

A = {0,1,2,4,6}  B =  {-8,-3,0,2,4,5}

A∪B = {-8,-3,0,1,2,4,5}



3)  

Find A∩B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B =  Answer: {2,3,5}


SOLUTION 1 :

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B = {2,3,5}



4)  

Find A∪B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B =  Answer: {1,2,3,4,5,7}


SOLUTION 1 :

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B = {1,2,3,4,5,7}



5)  

 Find the  A∩B for the following sets. 

A = {4,5,6,8,10}  B = ∅

A∩B is ______

(A) = ∅   (B) = ∋  (C) = ∉   (D) = ≄





Answer: 2

 


SOLUTION 1 :

Given:

A = {4,5,6,8,10}  B =  ∅

A∩B = ∅



6)  

 If A = {x : x is a multiple of 5, x< 30 and x ∊ N}

B = {1,3,7,10,12,15,18,25}  Find A  ∩  B



7)  

 Find the  A∩B for the following sets. ( ple use ,{ and } in answer box ).

A = {4,5,6,8,10}  B =  {-7,-3,4,6,8,9}

A∩B Answer: {4,6,8}

 


SOLUTION 1 :

Given:

A = {4,5,6,8,10}  B =  {-7,-3,4,6,8,9}

A∩B = {4,6,8}



8)  

 Find the A∪B for the following sets. ( ple use , { and } in answer box}

A = {5,6,7,9,11}  B =  {-9,-3,5,7,9,10}

A∪B Answer: {-9,-3,5,6,7,9,10}

 


SOLUTION 1 :

Given:

A = {5,6,7,9,11}  B =  {-9,-3,5,7,9,10}

A∪B = {-9,-3,5,6,7,9,10}



9)  

Find A∩B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B =  Answer: {2,3,5}


SOLUTION 1 :

A = {1,2,3,4,5}   B = {2,3,5,7}

A∩B = {2,3,5}



10)  

Find A∪B  for the following sets.  (ples use , { and } in answer box).

A = { x : x ∊ N < 5} and B = { x : x is a prime number less than 11}

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B =  Answer: {1,2,3,4,5,7}


SOLUTION 1 :

A = {1,2,3,4,5}   B = {2,3,5,7}

A∪B = {1,2,3,4,5,7}