Question

5. The product (-9) x (-5) x (- 6)x(-3) is positive whereas the product(-9) x (- 5) x 6 x (-3) is negative. Why?​

Answer 1

Answer:

Step-by-step explanation:

If there is even number of negative sign then they combine to form a positive sign but if there are odd number of negative sigh they combine to form a negative sign only.

If seen carefully, there are 4 negative signs in the first part and hence they all combine to give a positive result.

In the second part there are 3 negative signs which combine to give a negative result