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10-02-2017
Mathematics

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X^2-5x=-4 line of symmetry

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10-02-2017

the axis of symmetry in form
y=ax^2+bx+c is -b/2a

so
y=x^2-5x+4
y=1x^2-5x+4
-b/2a=-(-5)/(2*1)=5/2
the axis of symmetry is x=5/2

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