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Mathematics 20 Online
OpenStudy (anonymous):

Explain in your own words why the inequality symbol must be reversed when both sides of an inequality are multiplied or divided by a negative number.

OpenStudy (shamim):

u know 5>2

OpenStudy (shamim):

tell me which is greater in below -5 nd -2

OpenStudy (anonymous):

\[-5 < -2\]

OpenStudy (shamim):

so sign must changed

OpenStudy (shamim):

after multiplying by a minus

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