For the polynomial p(x)=1/2xsquare-3x+2,find the difference of zeroes.
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p (x)=1/2x^2-3x+2
let the zeroes are a and b
a+b=3/1/2=6
ab=2/1/2=4
difference of zeroes....
(a-b)^2=(a+b)^2-4ab
=36-4×4
=36-16
=20
a-b=root 20
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