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Is 
15 ×-1 positive or negative?
positive
negative

Is 15×1 15 \times-1 positive or negative?\newlinepositive\newlinenegative

Full solution

Q. Is 15×1 15 \times-1 positive or negative?\newlinepositive\newlinenegative
  1. Signs Comparison: Are the signs of 1515 and 1-1 the same or different?\newline1515 is positive and 1-1 is negative.\newlineSigns are different.
  2. Product of 1515 and 1-1: Is 15×115 \times -1 positive or negative?\newlineWhen two integers have different signs, the product is negative.\newline15×1=1515 \times -1 = -15

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