R Run hard@thehsc Well-Known Member Joined Oct 7, 2021 Messages 783 Gender Male HSC 2022 Feb 13, 2022 #1 For part (a) would the contraposition go along the lines of "If m and n are odd, then either mn and (m+n) are odd"
For part (a) would the contraposition go along the lines of "If m and n are odd, then either mn and (m+n) are odd"
yanujw Well-Known Member Joined May 23, 2020 Messages 343 Gender Male HSC 2022 Feb 13, 2022 #2 Contrapositive: If m or n are odd, then mn or m + n is odd Note that 'or' refers to the union of two conditions. So 'm or n are odd' could mean m is odd, n is odd or both m and n are odd.
Contrapositive: If m or n are odd, then mn or m + n is odd Note that 'or' refers to the union of two conditions. So 'm or n are odd' could mean m is odd, n is odd or both m and n are odd.