Josemsophillee Josemsophillee

06-11-2015
Mathematics

contestada

If z is an even integer which of the following expressions must represent an odd integer?

Respuesta :

06-11-2015

There is no choice on your list that must represent an odd integer.

If 'z' is an even integer, then (z-1) and (z+1) must both be odd integers.

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