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Explain why when we multiply two negative numbers we get a positive number?

 because as we multiply two number we get their products but the negative signs also get multiplied and therefore negative sign multiplied by the negative sign gives a positive sign

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as -*- =+

there is no reason bhind it

ye hai to hai

yhi yaad kr lo

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as 0+0=0 .. like that -*-=+.... its a mathematical fact.. algebra

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first uderstandwht is multiplication whe we multiply 3 by 4 actually we are adding three four times i.e 3+3+3+3 =12 now with negative signs when we multiply -4 by -3

i.e -(-3)-(-3)- (-3)-(-3)=12

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