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Determine whether each statement is always, sometimes, or never true. explain your reasoning. A. |x|=|-x| _________ B. |x|=-|x| _______ C. |-x|=-|x| _______
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Determine whether each statement is always, sometimes, or never true. explain your reasoning. A. |x|=|-x| _________ B. |x|=-|x| _______ C. |-x|=-|x| _______

User Sergey Okatov
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6.7k points

1 Answer

4 votes
A.
|-x|=|x| \Rightarrow |x|=|-x| always true

B.
|x|\geq0 \quad \forall_{x\in \mathbb{R}} so
|x|=-|x| is never true

C. same as B




User Alejandromav
by
8.5k points
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