11. What will be the sign of the product a x b if
i) a is the product of 5 positive integers and b is the product of 9
negative integers.
ii) a is the product of 6 positive integers and b is the product of 8
negative integers.
iii) a is positive and be is the product of 50 negative integers.
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Answer:
a) answer in minus
b) answer in plus
c) answer in plus
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