Question

Q.1)Which of the following are considered as a ‘set’? [4]

1) Set of rich people in your district 2) Set of natural numbers less than 50

3) Set of days names starting with ‘T’ 4) Set of numbers which are multiple of 7

5) Set of books in your school library 6) Set of intelligent people in India

7) Set of students scored maximum marks in exam

8) Set of first 10 prime numbers.

Q.2) Write the following sets by list method. [4]

1) A ={x | x ∈I, x not belongs to W}

2) B = {x | x is a 2 digit number whose multiplication of digits is multiple of 10}

3) C = {y | y ∈I, x

2

< 10}

4) D = {z | z is a prime factor of 120}

Q.3) Write the following sets by rule method. [5]

1) F= {I, N, D, A}2) G={-1 ,1 }

3) H = { 3,9,27,81,243 } 4) J = { 15 ,24 ,33 ,42 ,51 ,60 }

5) K = {1

2

,

2

5

,

3

10

,

4

17

,

5

26

}

Q.4) Show the following sets by Venn diagram [3]

1) P = {1, 2, 3, 4} 2) Q = { 2,4,6,8 } 3) R = { 3,4,5,6 }

4) U = {x | x ∈N, x <10}

Q.5) Solve the following example. ​

Answer 1

Answer:

8 is Answer and in bed q. 2 the answer is 2

Answer 2

Answer:

thank you so much for giving me free points