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     EduGorilla 
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    X, Y, Z, and W are integers. The expression XYZ is even and the expression YZW is odd. If X is even, which of the following must be true?

    Options :-

    1. YZ must be even.
    2. W must be even.
    3. W must be odd.
    4. Z must be even.
    5. Z must be odd.
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Reply To: X, Y, Z, and W are integers. The expression XYZ is even and the expression YZW is odd. If X is even,….
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