Correct Answer : A
Explanation :
Explanation :
A = (?1,1), B = (??,0] ? [2,?). Their union is (??,1) ? [2,?). Complement is [1,2).
Correct Answered :
Wrong Answered :
A
{x ? R : 1 ? x < 2}
B
{x ? R : 1 < x ? 2}
C
{x ? R : 0 ? x ? 2}
D
{x ? R : 1 ? x ? 2}
A = (?1,1), B = (??,0] ? [2,?). Their union is (??,1) ? [2,?). Complement is [1,2).
Correct Answered :
Wrong Answered :