+0  
 
0
349
1
avatar+558 

Factor the expression over the complex numbers.

SamJones  Jan 26, 2018
 #1
avatar
0

Solve for x:

x^2 + 20 = 0

 

Subtract 20 from both sides:

x^2 = -20

 

Take the square root of both sides:

x = (2i) sqrt(5)      or       x = (-2i) sqrt(5)

Guest Jan 26, 2018

6 Online Users

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.