Question

sign of the product of 9 negative integer and two positive integer​

Answer 1

So that product of 9 positive integers remain positive value. Therefore, 90 negative integer and 9 positive integer are positive. From the above rule, if you multiply two positive integers it gives a positive value only. Hence product of 90 negative integers and 9 positive integers will get positive sign.

Answer 2

Answer:

So that product of 9 positive integers remain positive value. Therefore, 90 negative integer and 9 positive integer are positive. From the above rule, if you multiply two positive integers it gives a positive value only. Hence product of 90 negative integers and 9 positive integers will get positive sign