fracx^{4 + x^2 + 1}x^{2 - 4 x - 5} < 0

Frequently Asked Questions

• Solve the inequality by testing the values in the interval of $\frac{x^4+x^2+1}{x^2-4x-5}<0$

  

  $$-1<x<5$$

• Solve the inequality by separating into cases of $\frac{x^4+x^2+1}{x^2-4x-5}<0$

  

  $$-1<x<5$$