1. The product (-9) x (-5) x (-6) x (-3) is a positive whereas the product (-9) x (-5) x 6 x (-3) is
negative. Why?
2. What will be the sign of the product if we multiply together
(a) 8 negative integers and 3 positive integers?
(b) 5 negative integers and 4 positive integers?
© (-1) ,twelve times?
(d) (-1) , 2m times, where m is a natural number.
3. Write a pair of integers whose sum gives
(a) a negative integer
(b) zero
© an integer smaller than both the integers
(d) an integer smaller than only one of the integers
(e) an integer greater than both the integers.
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please mark it as brainlist
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