If x is a positive integer, is x^3-3x^2+2x divisible by 4?

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AAPL: Moderator; Posts: 2622; Joined: Sun Oct 29, 2017 2:08 pm; Followed by:2 members

If x is a positive integer, is x^3-3x^2+2x divisible by 4?

by AAPL » Tue Nov 02, 2021 11:56 am

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If x is a positive integer, is x^3-3x^2+2x divisible by 4?

1) x=4y+4, where y is an integer
2) x=2z+2, where z is an integer

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Source: Beat The GMAT — Data Sufficiency | Tue Nov 02, 2021 11:56 am

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