If alpha and beta are the zeroes of x^2+7x+12 then find the value of 1/alpha+1beta+2alpha beta

If alpha and beta are the zeroes of x^2+7x+12 then find the value of 1

1.	If alpha and beta are the zeroes of x^2+7x+12 then find the value of 1/alpha+1beta+2alpha beta
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