Question

if x=1/2-3 root , then the value of (x2-4x+1) is

Answer 1

Answer:

-2.41

Step-by-step explanation:

$\sqrt{3}$= 1.73

1/2-1.73= 0.5-1.73=-1.23

So, x=-1.23

$x^{2} =(-1.23)^{2}$

=>$x^{2} = 1.51$

4x= 4*1.23= 4.92

Now, ($x^{2}$-4x+1) =  1.51-4.92+1= 1.51-3.92= -2.41

HOPE IT HELPS!

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