Thursday
April 24, 2014

Homework Help: Math

Posted by Amy~ on Wednesday, September 29, 2010 at 9:42pm.

I don't get when you use "or" or "and" in inequalities.

Like for this quadratic inequality:
x^(2) +x -12 > 0
becomes x < -4
x > 3

why is the answer {x|x<-4 or x>3} and not {x|3<x<-4} ?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - Um... i cant find anything about this in the textbook, help??!! 1. m - 7...
Math help. - 4. m C 7 < 6 m < C1 m > 1 m < 13 m < C13 5. y + ...
Inequalities help? - 1.) m - 7 < 6 m < =1 m > 1 m < 13 m -13 2.) p...
Math help, plz - Can anyone help me with this? It's practice problems. I really ...
math - will anyone explain to me how to solve two step inequalities? it would be...
pre-algebra - Solve the inequality- a/3>4 -2n<10 p/(-2)<-5 Trreat the ...
Msth - olve each inequality. 1. m 7 < 6 (1 point) m < 1 m > 1 m <...
Math: Inequalities - for this inequality: (x-1)(x-2)(x-3) <0 becomes x<1 x...
inequality - (x-4)/(2x+4) is greater than or equal to 1. How do i express ...
Algebra - I'm having trouble with inequalities. Basically my problem is about ...

Search
Members