exam
Maths Puzzle
Numerical Ability
Solve 4e^-x = 9
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exam Other Question
please help
Divide 5x^2-x^4+3x+x^4 by x+1 (hint:use long division)
Find x:y:z, if 2x+y-5z = 0 and 3x-2y-4z=0
a)1:2:1 b)1:1:1 c)1:1:2 d)2:1:1