SOLUTION: What are the complex solutions for x2

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Question 1169321: What are the complex solutions for x2 - 4x + 20?

Answer by ikleyn(53763)   (Show Source):
You can put this solution on YOUR website!
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Use the quadratic formula

    - Introduction into Quadratic Equations
    - PROOF of quadratic formula by completing the square

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the topic "Quadratic equations".

Save the link to this online textbook together with its description

Free of charge online textbook in ALGEBRA-I
https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson

to your archive and use it when it is needed.

SOLUTION: What are the complex solutions for x2 - 4x + 20?