3 years ago

Consider U = {x\x is a positive integer greater than 1}.

1 answer:

Neko [114]3 years ago

6 0

{xx €U and 2x is prime }

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Step-by-step explanation:

Here is the Explanation

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Ad libitum [116K]

we know that

$i^{2} =-1$

we have

$\sqrt{-16} =\sqrt{(-1)*(16)} =\sqrt{(-1)*(4^{2})}$

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