Q. 304.3( 7 Votes )

Encircle the odd one of the following question
A. (–1) × (–1)

B. (–1) × (–1) × (–1)

C. (–1) × (–1) × (–1) × (–1)

D. (–1) × (–1) × (–1) × (–1) × (–1)×(–1)

Answer :

Option B is odd one


(-1) × (-1) × (-1) = -1


[since, minus × minus is plus and plus × minus is minus]


Option A is not odd


(-1) × (-1) = 1


Option C is not odd


(-1) × (-1) × (-1) × (-1) = 1


Option D is not odd


(-1) × (-1) × (-1) × (-1) × (-1) = 1


option B is odd one as we get negative integer after their product. Where, in every option we get positive integer after their product.

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