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Given that -2+sqrt(-7) is a root of the ...

Given that `-2+sqrt(-7)` is a root of the equation `x^4+2x^2 -16x +77 =0` solve it completely .

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The correct Answer is:
`therefore` The roots of the given equation are
`-2 pm I sqrt(7) , 2 pm sqrt(3i) `
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-THEORY OF EQUATIONS -EXERCISE -4(c)
  1. From the polynomial equation whose roots are 2+3i,2-3i,1+i,1-i

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  2. From the polynomial equation whose roots are 3,2,1+I,,1-I

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  3. From the polynomial equation whose roots are 1+I,1-I,-1+I,-1-I

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  4. From the polynomial equation whose roots are 1+I,1-I,1+I,1-I

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  5. Form the polynomial equation with rational coefficients whose roots ar...

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  6. Form the polynomial equation with rational coefficients whose roots ar...

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  7. Form the polynomial equation with rational coefficients whose roots ar...

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  8. Form the polynomial equation with rational coefficients whose roots ar...

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  9. Solve the equation x^4+2x^3-5x^2+6x+2=0 given that 1+I is one of its ...

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  10. solve the equation 3x^3 -4x^2+x+88 =0 which has 2-sqrt(-7) as a root.

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  11. Solve x^4-4x^2+8x+35=0 ,given that 2+isqrt(3) is a root.

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  12. Solve the equation x^4-6x^3+11x^2-10x+2=0 ,given that 2+sqrt(3) is a r...

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  13. Given that -2+sqrt(-7) is a root of the equation x^4+2x^2 -16x +77 =0...

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  14. Solve the equations x^4+2x^3-16x^2-22x+7 =0 given that 2-sqrt(3) ...

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  15. Solve the equation , 3x^5-4x^4-42x^3+56x^2+27x-36=0 given that sqrt(2)...

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  16. Solve the equation x^4-9x^3+27x^2-29x+6=0 given that one root of it is...

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  17. Show that equation (a^2)/(x-a')+(b^2)/(x-b')+(c^3)/(x-c')+......+(k...

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