JEE Main2013MathematicsTrigonometric EquationsActual
Let A = : ( )= ( ) and B =( : ( )= 1 be two sets. Then:
Options
- AA = B
- BA B
- CB A
- DA B and B-A
Correct answer
B. A B
Step-by-step solution
Let A = : = and B = : =1 Now, A= : = = : ( -1)=0 = =0, , 2 , 3 , For B : =1 = , 2 , 4 , This shows that A is not contained in B. i.e. A B . but B A .