Question

If one zero of the polynomial x^2-4x+1 is 2+root 3,write the other zero

Answer 1

First zero = 2 + root3

x^2 - 4x +1

Sum of zeroes = - b/a
= - (-4) /1
= 4

Now,

Second zero = Sum of zeroes - First zero
= 4 - 2 - root3
= 2 - root3