Wednesday

April 23, 2014

April 23, 2014

Posted by **Misty** on Tuesday, September 27, 2011 at 9:49am.

This is a rational inequality. it is 4 divided by x squared minus 4x plus 3 is less than or equal to 5 divided by x squared minus 9. Please help!!!

- Math, Please Help!!! -
**Misty**, Tuesday, September 27, 2011 at 12:36pmPlease Help ME!!!!!!!!!!!!!!!!!

- Math, Please Help!!! -
**Steve**, Tuesday, September 27, 2011 at 5:44pmGet things organized a bit:

1/x^2 + 4x - 12 > 0

Now, as long as x is not zero, we can multiply by x^2

1 + 4x^3 - 12x^2 > 0

The roots of this cubic are

-0.276, 0.305, 2.972

y>0 on (-0.276,0) (0,0.305) (2.972,+oo)

**Related Questions**

ALGEBRA - I believe this answer to be correct. Just need to know. -13<= 4x-2&...

math - can someone please check my answer? -9<==4x-8<==-7 {x l -1/4 <...

Math - Please please help!!!!! Solve the inequality and write the solution set ...

Algebra help/ look over please - Can you please look over these and let me know ...

math - Which is the solution to the inequality 9-4<3x-5 1. 3 2. 2 3. 1 4. 0 ...

math - Saying that 4<(sq.root of x)<9 is equivalent to saying what about ...

I have the problem halfway solved - -9/7x + 8 < -4x - 5 -9/7x + 4x + 8 , -4x...

Calculus 12th grade (double check my work please) - 1.)Find dy/dx when y= Ln (...

Math - PLEASE HELP!!!NEED TO SOLVE: 5-(3)<10(-3)= 3<2x+1<9= 13<3x+5&...

calculus - pleaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaasw help can you pleaaaaase ...