Among the following is an example of an amide

If α, β are the roots of the equation x² – px + q = 0, then the value of α²+β²+2αβ is 

I. 64x² - 64x + 15  = 0     

II. 21y² - 13y + 2  =0

I. 6x² - 23x + 7 = 0

II. 6y² - 29y + 9 = 0

If 3x – 2y = 10 and xy = 11, the value of 27x³ – 8y³ is __________.

I.  2p² - 11p + 12 = 0

II. 2q² - 17q + 36 = 0

I.  x² = 10                               

II.  y² - 9y + 20 = 0

Find the roots of the equation 6p² – 5p – 6 = 0.

if x satisfies 3x² – 5x – 12 = 0, find the sum of reciprocals of roots.

I. 6y² - 17y + 12 = 0

II. 15x² - 38x + 24 = 0