Test Mode
Reading Mode
Right = 0
Wrong = 0
{x ∈ R:x<1}
{x ∈ R: x ≤ 1}
{x ∈R : x > 1}
{x ∈ R:x = 1}
VOTE STATISTICS
OPTION 1 : 0
OPTION 2 : 0
OPTION 3 : 0
OPTION 4 : 0
{- 2, - 1, 0, 1, 2}
{0, 1, 2}
{4, 1, 0}
{- 2, - 1, 1, 2}
Promotion
