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(Please answer everything and with explanation) Mathematical expressions that evaluate to even and odd integers. In...

(Please answer everything and with explanation)

Mathematical expressions that evaluate to even and odd integers.

In the expressions below, n is an integer. Indicate whether each expression has a value that is an odd integer or an even integer. Use the definitions of even and odd to justify your answer. You can assume that the sum, difference, or product of two integers is also an integer.

(a)

2n + 4

(b)

4n+3

(c)

10n3 + 8n - 4

(d)

-2n2 - 5

Math   Advanced-Math   
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