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MATH / The sign function sgn(x) is defined by textsgn(x) = left beginaligned -1 quad &textif x < 0 0 quad &textif x = 0 1 quad &textif x > 0. endaligned right. Compute … · Discussion

Discussing The sign function sgn(x) is defined by text{sgn}(x) = left{ begin{aligned} -1 quad &text{if } x < 0 0 quad &text{if } x = 0 1 quad &text{if } x > 0. end{aligned} right. Compute … · MATH

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