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)
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