exam
Maths Puzzle
Numerical Ability
ABCD is a parallelogram with diagonals that intersect at point E. If AE= x2 and if EC= 6x - 8 then find the possiable lengths of AC
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i need help with this problem:
n-3 n-4
---=---
n+5 n+3
graph each system of inequalities
1. y > -1/2x + 3
y =< 2/3x -2
2. y> 4x
y =<-5/2x + 4