Question

If m + 1 and n - 1 are integers then which of the following may
integer? a) (m+n ) b) (m+5)-(n+2) c) (m-3)/(n+4) D) (m+2)*(n-3)​

Answer 1

Answer:

m=+1 and n=-1

A) (1+(-1))=(1-1)=0

B)(1+5)-(-1+2) =(6) - (1)= 5

C)(1-3)/(-1+4)=-2/3

D)(1+2)×(-1-3)

3×(-4)= - 12 ans.