SOLUTION: Please help me solve this equation: Solve the equation by comleting the square.
x^+4x=1
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Question 162095This question is from textbook algebra 2
: Please help me solve this equation: Solve the equation by comleting the square.
x^+4x=1
This question is from textbook algebra 2
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
x^2+4x=1
x^2+4x+4=1+4 To complete the square (b/2)^2=c. (4/2)^2=4. Add 4 to each side.
(x+2)^2=5
x+2=+-sqrt(5)
x=-2+-sqrt(5)
.
Ed
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