potatomama101 potatomama101

Today at 12:53 AM
Mathematics

Answered

What is the sign of -xy?

What is the sign of -xy? class=

Answer :

sreedevi102 sreedevi102

Today at 12:57 AM

Answer:

Positive

Step-by-step explanation:

Since x > 0 = x is positive

Since y < 0 = y is negative

Product of positive and negative number is negative.

Therefore,

xy = - xy

- (xy) = -( -xy)

- (xy) = xy [since product of negative and negative is positive]

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emven1006 emven1006

Today at 12:57 AM

Thee andser is positive!

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