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OpenStudy (anonymous):
Solve the equation by completing the spuare -2x^2+x=0
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OpenStudy (anonymous):
a^2 +bx +c complete the square is (b/2)^2 so in this case (1/2)^2 or 1/4 add that to both sides see if that is what you are looking for.
myininaya (myininaya):
you don't need completing the square here but you can x(-2x+1)=0 so x=0 x=1/2
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