If \'alpha\' &\'bita are zeros of the:x2+7x+7 then find1/alpha+1/bita-2alphabita

If \'alpha\' &\'bita are zeros of the:x2+7x+7 then find1/alpha+1/bita-

1.	If \'alpha\' &\'bita are zeros of the:x2+7x+7 then find1/alpha+1/bita-2alphabita
Answer» then alpha + bita will be -7 and alpha × buta will be 7 so i upon alpha + i upon bita will be alpha +bita upon alpha ×bita - 2alpha×bita so it would be - 13