If a and b are integers and \(b \neq 0\) which of the following CANNOT equal 0?

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If a and b are integers and \(b\neq 0\) which of the following CANNOT equal 0?

A. ab
B. a - b
C. a + b
D. ab - b^2
E. a^2 + b^2

OA E

Source: Beat The GMAT — Problem Solving | Mon Apr 26, 2021 3:44 am

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