Math, asked by shashank145, 1 year ago

if one zero of the polynomial x square - 4 x + 1 is 2 + root 3 write the other Hero

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Answered by ydharmendra888
325
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Answered by DelcieRiveria
224

Answer:

The other zero is 2-√3.

Step-by-step explanation:

The given polynomial is

P(x)=x^2-4x+1               ....(1)

If α and β are two zeros of a quadratic polynomial, then polynomial is defined as

x^2+(\alpha+\beta)x+\alpha \beta             ....(1)

On comparing (1) and (2), we get

\alpha+\beta=4

On root of the given polynomial is 2+√3

2+\sqrt{3}+\beta=4

\beta=4-2-\sqrt{3}

\beta=2-\sqrt{3}

Therefore the other zero is 2-√3.

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