R and s are integers and rs + r is odd, which must be even?
a. r
b. s
c. r + s
d. rs – r
e. r2 + s
Answers
Answered by
2
the number s must be even
Similar questions
Business Studies,
7 months ago
Physics,
7 months ago
Social Sciences,
7 months ago
Biology,
1 year ago
Math,
1 year ago
Biology,
1 year ago