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I got D as the answer choice by simplifying the equation to x(x-2)(x-1). For each data, I plugged in numbers to see if x(x-2)(x-1) was divisible by 4. Is this the fastest way to get to the answer?
- by dipper
Mon Oct 10, 2011 10:14 am- Forum: Data Sufficiency
- Topic: Interesting DS question
- Replies: 49
- Views: 22455