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Mathematics 11 Online
OpenStudy (anonymous):

Solve x^2-5x+3=0 by completing the square

OpenStudy (tkhunny):

\(x^{2} - 5x + _____ = -3 + _____\) Fill in the blanks with the SAME value.

OpenStudy (anonymous):

6.25

OpenStudy (tkhunny):

Yes, but 25/4 looks more obviuosly motivated. Now that it's a perfect square, what happens? x^2 - 5x + 25/4 = -3 + 25/4

OpenStudy (anonymous):

im not sure what to do next?

OpenStudy (tkhunny):

Why did we "Complete the Square"?

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