Question 195500
The equation for the axis of symmetry written as a decimal 
for y=x^2-7x+12 is x= _____ . 
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You have a quadratic with a = 1 ; b = -7 ; c = 12
Axis of symmetry : x = -b/(2a) = 7/2 = 3.5
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Cheers,
Stan H.