Question

obtain all zeroes of x⁴- 3x³- x²+9x- 6 , if two of its zeroes are root 3 and -root3 ​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

x

4

−3x

3

−x

2

+9x−6=0

(x+

3

)(x−

3

)=x

3

−3

Refer above image for factorization

⟹(x

2

−3)(x

2

−3x+2)=0

⟹(x

2

−3)(x

2

−2x−x+2)=0

⟹x=2,1,

3

,−

3