Question

What will be the sing of the product if we multiply 90 negative integers and 9 positive integer

Answer 1

Answer:

positive

multiple of even negative number is positive

so, +*+=+

Answer 2

Step-by-step explanation:

+×-=- if we multiply 90intergers we will get 9as positive integer

-×-=+

for eg:-1×-1=+2because -×-=+

so if multiply 90negative integers we will get positive integer in the last of the number