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Write the negation of the following stat...

Write the negation of the following statements :
(i) ram is a good boy.
(ii) the number 3 is smaller than 5.
(iii) the length of two diagonals of a square are equal.
(iv) the smallest natural number is one.

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ram is not a good boy.
the number 3 is not smaller than 5.
at least one square exists, the length of whose diagonals are not equal.
the smallest natural number is not one.
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