Question: a) Show that if n is a positive integer and n > 2, then 2 is a perfect square (i.e. its square root is an

a) Show that if n is a positive integer and n

a) Show that if n is a positive integer and n > 2, then 2 is a perfect square (i.e. its square root is an integer.) b) For x a real number and n a positive integer, show that

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