Question

what will be the sign of the product if we multiply 90 negative and 9 positive integer​

Answer 1

we will get a positive sign because when negative integers are multiplied even number of times we get a positive integer.

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Answer 2

1. As ther are an even number of negatives, after multiplying the 90 negatives, we will get a positive number.

2. Multiplying positives gives positive.

3. Positive multiplied by positive gives positive.

Ans: Positive(+)