Question

If m is an odd integer which of the following must be an odd integer?

Answer 1

m^2
(m-1)^2
5m-1
(m+1)^3
2m+4

Answer 2

explain

Answer 3

Try putting 3 (an odd integer into each one)
m^2 = 9 yes
(3-1)^2= 4 no
5*3-1 = 14 no
(3+1)^3 = 64 no
2*3+4 = 10 no

Answer 4

Just plug any odd number?

Answer 5

sorry for m^2 i mean 3^2 = 9 so that one is an odd integer.
you have to plug in an odd integer (1,3,5...etc) because m is an "odd integer"