SOLUTION: y²+3y=1

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Question 1086364: y²+3y=1
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52778)   (Show Source): You can put this solution on YOUR website!
.
 =    ====>    = 0  ====>

Apply the quadratic formula

 =  = .


There are two solutions:   =   and   = .

On quadratic formula see the lessons
    - Introduction into Quadratic Equations
    - PROOF of quadratic formula by completing the square
in this site.

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".



Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
y²+3y=1
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