Test Mode
Reading Mode
Right = 0
Wrong = 0
{1, 3, 5, 11}
{3, 5, 11}
{1, 7, 9, 13}
{3, 5, 11, 3, 5, 11}
{x : x ∈ A এবং x ∈ B}
{x : x ∈ A অথবা x ∈ B}
{x: x² ∈ A এবং x² ∈ B}
{x : x & A অথবা x ∈ B}