Question

The product (-9) ×(-5) ×(-6) ×(-3) is positive whereas the product (-9) ×(-5) ×6×(-3) is negative why?

Answer 1

Answer: (-)×(-)=+;

In first case 4 minus signs are there so it is pos.

2nd case only 3 minus signs so it is neg

Step-by-step explanation: