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12. Suppose n is an integer. Select all statements below that are true:

O n2+ n is always an even integer
O n2+ n is always an even integer when n is even
O n2+ n is always an evet integer when n is odd
O n2+ n is never an even integer when n is odd
O n2+n is is never an even integer
O n2+ n is sometimes an even integer

Answer :

semsee45

Answer:

True statements

  • n is always an even integer when n is even
  • n is never an even integer when n is odd
  • n is sometimes an even integer

Step-by-step explanation:

  • Integer: a whole number that can be positive, negative, or zero
    e.g. ...-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5 ...

True statements

  • n is always an even integer when n is even
  • n is never an even integer when n is odd
  • n is sometimes an even integer

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