Question

16. a) If two sets A and B are disjoint, which one

among the following is true?

i)

A B A  

ii) A B B  

iii)

A B B  

iv)

A B   

(1)

b) Find the solution set of the equation

2

x x    2 0

in roster form. (1)

c) In a group of students, 100 students know

Hindi, 50 know English and 33 know both.

Each of the students know either Hindi or

English. How many students are there in

the group? ​

Answer 1

Step-by-step explanation:

me question ko samg nhi paya