exam
Maths Puzzle
Numerical Ability
please help me solve
2b^ - 4ac = bc where a = -2, b = 4, c = 3
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exam Other Question
[7+7 (5-3)]2/3
Are line L, through (6,1) and (9,7) and L2 through (-9,8) and (10,9) parallel or do they intersect?