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Discreet Math: Prove or disprove each statement a) For any real number x, the floor of...

Discreet Math: Prove or disprove each statement

a) For any real number x, the floor of 2x = 2 the floor of x

b) For any real number x, the floor of the ceiling of x = the ceiling of x

c) For any real numbers x and y, the ceiling of x and the ceiling of y = the ceiling of xy

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