exam
Maths Puzzle
Numerical Ability
The length of a rectangular playing field is 5ft less than twice its width.If the perimeter of the playing field is 230ft find the length and width of the field.
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exam Other Question
Simplify
(2x^-6y^-4z^0/3^-2x^-2y^-8z^5)^3
Show that x-a-b is a factor of (x^3)-(a^3)-(b^3)-3ab(a+b), preferably using synthetic division.