$$x$$ is a nonzero number. Is $$xy < 0?$$

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$$x$$ is a nonzero number. Is $$xy < 0?$$

by Vincen » Thu Mar 24, 2022 1:06 pm

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$$x$$ is a nonzero number. Is $$xy < 0?$$

(1) $$y$$ is not negative.
(2) $$y$$ is not positive.