SOLUTION: I need help solving this rational inequaliy in interval notation. -4/x squared-x-12 > or equal to x/x sqared-x-12. Sorry it was hard to write that problem.
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Question 667369: I need help solving this rational inequaliy in interval notation. -4/x squared-x-12 > or equal to x/x sqared-x-12. Sorry it was hard to write that problem. Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! I need help solving this rational inequaliy in interval notation. -4/x squared-x-12 > or equal to x/x sqared-x-12. Sorry it was hard to write that problem.
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-4/x^2-x-12≥x/x^2-x-12
-4/x^2≥x/x^2
-4/x^2-x/x^2≥0
-(4+x)/x^2≥0
number line
<...+...-4....-....0....-.....>
solution:
(-∞,4]
(