Question 51
Every positive integer > 0 can be expressed as a product of $$2^n (n \geq 0)$$ and another _________.
Solution
Every positive integer > 0 can be expressed as a product of $$2^n (n \geq 0)$$ and another odd number(or odd numbers).
Likewise :
$$28=2^2\times7.$$
$$69=2^0\times3\times23.$$
So, B is correct choice.
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