If m is an odd integer and n an even integer, which of the following is…
2024
If m is an odd integer and n an even integer, which of the following is definitely odd ?
- A.
(2m+n)(m-n)
- B.
(m*n)
- C.
+(m/n)
- D.
m+n
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Correct answer: D
Answer option 4: m+n
sum of an odd & even number is always odd.
Suppose, odd int m = 2a + 1 even int n = 2a
Substitute in option D
m + n = 2a + 1 + 2a = 4a + 1
1 indicates integer in always odd