Solve $\displaystyle -\frac{1}{m}<\frac{1}{2}$ given that $\displaystyle m<0$

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- Jun 23rd 2011, 12:39 AMPunchInequality
Solve $\displaystyle -\frac{1}{m}<\frac{1}{2}$ given that $\displaystyle m<0$

- Jun 23rd 2011, 12:46 AMjishnurayRe: Inequality
1/m>-1/2, So, m<-2 is the soln.

- Jun 23rd 2011, 01:25 AMPunchRe: Inequality
- Jun 23rd 2011, 02:52 AMjishnurayRe: Inequality
If it is m>-2. take m=-1 and see that the original equation then gives 1<1/2 which is vacuosly not true.

- Jun 23rd 2011, 03:49 AMHallsofIvyRe: Inequality