SOLUTION: If uv=0, does either u or v have to be 0?

SOLUTION: If uv=0, does either u or v have to be 0?

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Question 1198481: If uv=0, does either u or v have to be 0?

Answer by greenestamps(13195) (Show Source): You can put this solution on YOUR website!

If u and v are real numbers, or expressions whose values are real numbers, then yes: if the product of u and v is 0, then at least one of them has to be 0.

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