SOLUTION: ).1x^2-0.2x-0.9=0 the directions say: solve the equation by completing the square

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Question 690214: ).1x^2-0.2x-0.9=0
the directions say: solve the equation by completing the square

Answer by ReadingBoosters(3246)   (Show Source): You can put this solution on YOUR website!
Divide the entire equation by .1

Move the 9 to the other side

Take of the x coefficient and square it:
...
b came from
...

Add 1 to both sides


...
= +/-
x-1 = +/-
...

...
and

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