delta=9-8=1
x1=3-1 /2=2/2=1
x2=3+1 /2=4/2=2
a)y=(x-1)(x-2)
b) p=3/2
q=-1/4
y=(x-3)^2-1/4
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delta=9-8=1
x1=3-1 /2=2/2=1
x2=3+1 /2=4/2=2
a)y=(x-1)(x-2)
b) p=3/2
q=-1/4
y=(x-3)^2-1/4