Homework Help: Math, Please Help!!!

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

4/x^2 - 4x + 3 < 5/x^2 - 9

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 12:36pm
Please Help ME!!!!!!!!!!!!!!!!!
Math, Please Help!!! - Steve, Tuesday, September 27, 2011 at 5:44pm
Get 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)

Answer this Question

Related Questions

Rational Inequities - Can you please check my answers? Solve the rational ...
Math2(Please help) - Directions:Solve and explain the inequality using words....
rational inequality, math - 2 6 ___ + ____ < or = - 5 X X - 1 Can some ...
7th grade math Ms. Sue please - 1. 5h – 9 = –16 + 6h (1 point) 4 –...
Algebra - Can you please check my answers? Solve the rational inequality and ...
Math - 1. 5h – 9 = –16 + 6h (1 point) 4 –7 7 10 2. 4x + 4 = 9x &#...
Algebra 2(check) cont.. - 1)solve the inequality -3(r-11)+15>_9 my answer...
7th grade math help Ms. Sue - 3. Which of the following equations has an ...
Algebra - Here is what I got to do : write an inequality for my classmates to ...
Algebra - Here is what I got to do : write an inequality for my classmates to ...

For Further Reading

First Name:
School Subject:
Answer: