Question

x=1/2-√3 find x2 -4x+1

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Answer 1

3.46 approximately.

Answer 2

subs in the given:

(1/2-√3)^2-4(1/2-√3)+1

(1/4-√3+3)-(2-4√3)+1

(3.250-1.732)-(-4.928)+1

(1.518+4.928+1)

(7.446).........