Question

Write a polynomial equation with these roots.
a)-1,2+sqt3,2-sqt3
b)2,5,1

sqt= square root

Answer 1

(x+1)(x-2-sqrt 3)(x-2+sqrt 3)=0
(x+1)( x^2 - 4 x + 1 )=0
x^3-3x^2-3x+1=0

(x-2)(x-5)(x-1) = 0
you multiply this time