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Maths Puzzle
Numerical Ability
why is it that a negative plus a negative equal a positive
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help please!! THANKS!
simplify :
(x^0y^2)^-2y^5x / x^2x^-5yy^-3
A rectangular lot is 20 m by 32 m. A circular gazebo of diameter of 7 m is placed on the lot. How much of the lot is left?