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Is x=√x^2 ?

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Is x=√x^2 ?

Post Sat Feb 10, 2018 1:56 am
$$\text{Is}\ x=\sqrt{x^2}\ ?$$ (1) x = even
(2) 13 < x < 17

The OA is the option B.

I don't understand how to use the statement (2) to get an answer here. Experts, may you help me? Thanks in advanced.

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