Question

In each of the following cases specify the sign of the result:-
a)Product of 18 positive integers and 7 negative integers.
b)Product of 9 positive integers and 4 negative integers.
c)Product of 12 positive integers and 10 negative integers
d)Product of 11 positive integers and 9 negative integers.

please give the answer fastly so that i can mark you as brainliest ​

Answer 1

a)negative

b)negative

c)positive

d)positive