Asked by Ria
Write a polynomial equation with these roots.
a)-1,2+sqt3,2-sqt3
b)2,5,1
sqt= square root
a)-1,2+sqt3,2-sqt3
b)2,5,1
sqt= square root
Answers
Answered by
Damon
(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
(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
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