** Final answer to the problem

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** Step-by-step Solution **

** How should I solve this problem?

- Simplify
- Solve by quadratic formula (general formula)
- Find the derivative using the definition
- Find the integral
- Find the derivative
- Factor
- Factor by completing the square
- Find the roots
- Find break even points
- Find the discriminant
- Load more...

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The trinomial $x^4+6x^2+9$ is a perfect square trinomial, because it's discriminant is equal to zero

Learn how to solve simplification of algebraic expressions problems step by step online.

$\Delta=b^2-4ac=6^2-4\left(1\right)\left(9\right) = 0$

Learn how to solve simplification of algebraic expressions problems step by step online. Simplify the expression (x^3+x+-1)/(x^4+6x^2+9). The trinomial x^4+6x^2+9 is a perfect square trinomial, because it's discriminant is equal to zero. Using the perfect square trinomial formula. Factoring the perfect square trinomial.

** Final answer to the problem

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