wvspidermonkey
05-04-2008, 04:41 PM
Q19:
If x is an integer, which of the following must be an odd integer?
A. 2x + 2
B. 4x + 3
C. 12x - 6
D. 13x
E. 14x
Formal answer: C
My answer: B
I don't understand why my answers are different.
If x is an integer, which of the following must be an odd integer?
A. 2x + 2
B. 4x + 3
C. 12x - 6
D. 13x
E. 14x
Formal answer: C
My answer: B
I don't understand why my answers are different.