if α and β are the roots of the equation 4y - 8y +12 = 0 then the value of
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Step-by-step explanation:
4y^2 - 8y + 12 = 0
=> 4(y^2 - 2y + 3 ) = 0
=>y^2 - 2y + 3 = 0
its printing mistake thats
y^2-2y - 3= 0
(y-3)(y+1) = 0
so, alpha is 3 and beta is -1
now
(4x3 - 8)^-2 + 4(4 x-1 - 8)^-2
=>(12-8)^-2 + 4(-4 - 8)^-2
=>4^-2 - 48^-2
=>1/4^2 - 1/48^2
=>1/16 - 1/2304
=>(144-1)/2304
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