Question

If m + 1 and n - 1 are integers then which of the following may not be an
integer?
(A) (m + n)
(B) (m + 5) - (n + 2)
E) (m-3) = (n +4)
(D) (m + 2) × (n-3)
(E) None of these​

Answer 1

Answer:

29-Jan-2017 · (1)+(2) From and it's still possible for to be negative even integer (-2, -4, ...), so may or may not be divisible by 3. Not sufficient. Answer: E. Kudos/ Bookmark.

Answer 2

Answer:

a is an integer

b is also an integer

c is not a integer

d is an integer

hope it helps

Mark it as brainliest please