Friday

September 19, 2014

September 19, 2014

Posted by **tara** on Thursday, September 5, 2013 at 2:12am.

x4 + 27x = 0

- college algebra -
**Steve**, Thursday, September 5, 2013 at 4:38amx^4 + 27x = 0

x(x^3+27) = 0

recall your sum-of-cubes factoring to get

x(x+3)(x^2-3x+9)

two real roots, two complex roots

**Answer this Question**

**Related Questions**

Math - Find all real solutions of the equation. (Enter your answers as a comma-...

algebra - solve the equation. Enter the answer as a comma-separated list. if ...

MATH - Find all real solutions of the equation by first rewriting the equation ...

Algebra 2:) - f(x)=x^5-2x^4-2x^3+4x^2-3x+3 Approximate the irrational solutions ...

Calculus - Find the real solutions of this equation. If there is no real ...

Polynomials. :) :) - 2x^4+4x^3-7x^2-x+7 Approximate the irrational solutions ...

Polynomials. :) :) - f(x)=2x^4+4x^3-7x^2-x+7 has no rational roots. Approximate...

college algebra - A partial solution set is given for the polynomial equation. ...

pre-calc help - Solve the given equation. (Enter your answers as a comma-...

precal - Solve the given equation. (Enter your answers as a comma-separated list...