exam
Maths Puzzle
Numerical Ability
If the sides of a square are decreased by 3 cm, the area is decreased by 81 cm^2. What were the dimensions of the origional square?
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exam Other Question
Find the Product:
(m^3 - 4mn^2)(6m^4n^2 - 3m^6 + m^2n^4)
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For example,
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