Question

What will be the sign of the product if we multiply:
(a) 7 negative integers and 2 positive integers
30 negative integers and 13 positive integers
(c) (-1) upto 15 times
(d) (-1) upto 2m times, m being any natural number.​

Answer 1

Step-by-step explanation:

(a) negative

(b) positive

(c)negative

(d)positive

if we multiply negative integer even times it becomes positive

whereas if odd times it remains negative

Answer 2

Answer:

7negitive intergers and 2 positive integers