Question

If one root of quadratic equation 2x​2​​

– px + q = 0

is 2+√3 (p,q belong to rational numbers), then p

q

is

equal to

Answer 1

substitute the zero to find the answer

Answer 2

one root is 2+root 3 then other root is 2-root3 
sum of root =p/2 =4,p=8
product of root =q/2 =1 ,q=2
pq=16