If α and β are the zeros of the quadratic polynomial f(x)= x2 -5x+4, find the value of 1 1 2αβ α β + − ..
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x2-5x+4
x2-4x-1x+4
x(x-4) -1(x-4)
(x-4) (x-1)
x=4 x=1
alpha=4
beta=1
bt i didn't got what to find,u only substitute the values and find,sry
x2-4x-1x+4
x(x-4) -1(x-4)
(x-4) (x-1)
x=4 x=1
alpha=4
beta=1
bt i didn't got what to find,u only substitute the values and find,sry
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