SOLUTION: Solve the quadratice equation by completing the square: x^2 - 6x - 3 = 0 x^2 - 6x = 3 x - 6x + 9 = 3 (x-3)^2 = 3 x - 3 = +/- radical 3 x = 3 +/- radical 3 Is this correct?

Algebra.Com
Question 89397This question is from textbook Beginning Algebra
: Solve the quadratice equation by completing the square:
x^2 - 6x - 3 = 0
x^2 - 6x = 3
x - 6x + 9 = 3
(x-3)^2 = 3
x - 3 = +/- radical 3
x = 3 +/- radical 3
Is this correct?
This question is from textbook Beginning Algebra

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
There is an error on the step where you add 9 to the left side



You need to add 9 to both sides to balance the equation



Add

Factor the left side

Take the square root of both sides

Add 3 to both sides

Simplify the square root (note: If you need help with simplifying the square root, check out this solver)

RELATED QUESTIONS

solve by completing the square... (answered by stanbon)
Solve by completing the square... (answered by nyc_function)
Solve the following quadratic equation by completing the square: x^2 – 6x – 3 = 0 (answered by ankor@dixie-net.com)
Solve the quadratic equation by completing the square x^2-6x-3=0 Thanks in... (answered by rapaljer)
Solve the quadratic equation by completing the square.... (answered by jim_thompson5910)
solve the quadratic equation by completing the square x^2 - 6x -... (answered by malakumar_kos@yahoo.com)
Solve each of the following quadratic equations by completing the square. x^2-6x-3=0 (answered by rmromero,jim_thompson5910)
can you help me solve by completing the square?... (answered by stanbon)
solve the quadratic equation by completing the square: 3x^2 - 6x + 2 = 0 3x^2-6x = -2 (answered by stanbon)