All numbers can be expressed in Express the following questions in the form a x 10^{n}, where 1 a < 10 and n is an integer i.e. a lies between 1 and 10 (excluding 10 itself) and n can be any positive or negative whole number.

Express the following questions in the form a x 10^{n}, where 1 a < 10 and n is an integer i.e. a lies between 1 and 10 (excluding 10 itself) and n can be any positive or negative whole number.

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