BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . If xy>0 and x<0, which of the following must be negative?

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Answer: Option B

Explanation:

Here, x<0 or, x is negative.

Now, if y is positive, the multiply of x & y will be negative.

Therefore, xy>0 is possible only if y is negative or y<0. Then, xy = ( - ve) x ( - ve) = + ve >0.