Manipal MET2022MathematicsSets and Relations
If A= 1,2 , B= 1,2,3,4 , C= 5,6 and D= 5,6,7,8 , then state which of the following is true?
Options
- A(A C) (B D)
- BA B C D
- C(A B) (A D)
- DA C B D
Correct answer
A. (A C) (B D)
Step-by-step solution
Here, aligned A C= & 1,2 5,6 = & (1,5),(1,6),(2,5),(2,6) and B D= & 1,2,3,4 5,6,7,8 = & (1,5),(1,6),(1,7),(1,8),(2,5),(2,6), & (2,7),(2,8),(3,5),(3,6),(3,7),(3,8), & (4,5),(4,6),(4,7),(4,8) (A C) & (B D) aligned