chitracalderon chitracalderon

24-09-2020
Mathematics

contestada

if a number is positive, then it’s square is positive

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oceanbluewater3000 oceanbluewater3000

24-09-2020

Answer:

Yes, because of the fact that (+)(+)=+, but (-)(+)=-

Step-by-step explanation:

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kricket326 kricket326

24-09-2020

Yes.
+ x + = +
- x + = -
- x - = +

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