hay guys what's the rule in inequalities for taking reciprocals?
.ben Member Joined Aug 13, 2005 Messages 492 Location Sydney Gender Male HSC 2006 Sep 22, 2006 #1 hay guys what's the rule in inequalities for taking reciprocals?
P pLuvia Guest Sep 22, 2006 #2 When you reciprocal an inequality, the sign changes. Is that what you are looking for?
Affinity Active Member Joined Jun 9, 2003 Messages 2,062 Location Oslo Gender Undisclosed HSC 2003 Sep 27, 2006 #3 pLuvia said: When you reciprocal an inequality, the sign changes. Is that what you are looking for? Click to expand... as it stands thats FALSE. for example, -2 < 3 but -1/2 is still less than 1/3 you only flip the sign when you can confirm that both sides are of the same sign
pLuvia said: When you reciprocal an inequality, the sign changes. Is that what you are looking for? Click to expand... as it stands thats FALSE. for example, -2 < 3 but -1/2 is still less than 1/3 you only flip the sign when you can confirm that both sides are of the same sign