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OpenStudy (anonymous):
Solve by completing the square 2x^2+9x-3 Please :)
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OpenStudy (mathstudent55):
Is this an equation equal to zero?
OpenStudy (anonymous):
yes sorry should have specified that. :(
OpenStudy (mathstudent55):
2x^2 + 9x - 3 = 0 Correct?
OpenStudy (anonymous):
correct
OpenStudy (mathstudent55):
Ok, let's start
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OpenStudy (mathstudent55):
With completing the square, you start with x^2, not ax^2 (a is some number (not 1) multiplying the 2) , so let's divide every term on both sides by 2
OpenStudy (anonymous):
ok so we would end up with x^2+9/2-3/2
OpenStudy (mathstudent55):
|dw:1358817563330:dw|
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