Data Sufficiency (DS) | Re: If xy≠0, is |x|>|y|？ 1) x=-2y 2) x=y^4

=>Condition 1)

|x| = |-2y| = 2|y| > |y|.
Thus this is sufficient.

Condition 2)

If y = 2, then x = 16 and so |x| > |y|.
If y = ½, then x = 1/16 and so |x| < |y|.
This is not sufficient.

Ans: A

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