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If x and y are integers and
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15 Sep 2020, 07:50
15 Sep 2020, 07:50
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Question Stats:
50% (01:45) correct
50% (02:03) wrong based on 46 sessions
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If x and y are integers and \(x^2y+xy^2+x^2y^2\) is odd, which of the following statements must be true?
Indicate all such statements.
A. \(x\) is odd
B. \(xy\) is odd
C. \(x+y+xy\) is odd
320 GRE Math Problems
Indicate all such statements.
A. \(x\) is odd
B. \(xy\) is odd
C. \(x+y+xy\) is odd
320 GRE Math Problems
Re: If x and y are integers and
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15 Sep 2020, 08:39
15 Sep 2020, 08:39
2
by simplifying this expression \((x^2y+xy^2+x^2y^2)\)
we get xy*(x+y+xy) and they given that the expression is odd it means every term of product is odd
so x,y,x+y+xy,xy are odd
so A,B,C are correct
we get xy*(x+y+xy) and they given that the expression is odd it means every term of product is odd
so x,y,x+y+xy,xy are odd
so A,B,C are correct
Re: If x and y are integers and
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18 Mar 2025, 07:36
18 Mar 2025, 07:36
Carcass pls provide a clearer explanation for the above question
