- Thread starter
- Admin
- #1

- Jan 26, 2012

- 4,052

Using no calculator to find the roots, find all 4 zeros of $2x^4+11x^3-24x^2-19x+14$.

Hint: You can use the rational root theorem and the quadratic equation.

Let the product of these 4 roots be A.

What is \(\displaystyle \left(A+14 \right) \left(\frac{671}{7} \right)\)?

--------------------

Remember to read the POTW submission guidelines to find out how to submit your answers!

Hint: You can use the rational root theorem and the quadratic equation.

Let the product of these 4 roots be A.

What is \(\displaystyle \left(A+14 \right) \left(\frac{671}{7} \right)\)?

--------------------

Remember to read the POTW submission guidelines to find out how to submit your answers!

Last edited: