Thursday
March 23, 2017

Post a New Question

Posted by on Wednesday, January 18, 2012 at 3:16am.

Solve the following equation in the complex number system. Please show all of your work.
2x^5-3x^4-32x+48=0

  • college algebra - , Wednesday, January 18, 2012 at 5:14am

    solving quintics is hard, so look for easy roots with synthetic division

    2x^5-3x^4-32x+48
    (x+2)(x-2)(2x-3)(x^2+4)
    = (x+2)(x-2)(2x-3)(x-2i)(x+2i)

  • college algebra - , Tuesday, January 24, 2012 at 7:11pm

    The manager of a coffee shop has one type of coffee that sells for $5 per pound and another type that sells for
    $11 per pound. The manager wishes to mix 60 pounds of the $11 coffee to get a mixture that will sell for $9 per
    pound. How many pounds of the $5 coffee should be used?

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question