(A) no. 1-2<0 but -1*2 < 1
(B) a-b < 0
a-b < 5
a < b+5
a-5 < b+5
We have a winner!
If a-b<0, which of the following expressions must be true?
(A) -ab>a
(B) b+5>a-5
(C) b^4>a^4
(D) b^3>a^2
(E) 2a>b
1 answer
(A) -ab>a
(B) b+5>a-5
(C) b^4>a^4
(D) b^3>a^2
(E) 2a>b
1 answer