Question

find the quadratic polynomial whose zeros are2+√3 and 2-√3

Answer 1

sum if zeroes (a+b) = (2+√3)+(2-√3)
= 4
product of zeroes (a×b)= (2+√3)(2-√3)
=4-3=1
so quadratic equation= x2 -(sum)x+ product
=x2 - 4x+ 1