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Write the formula: alpha^3+beta^3=……………....

Write the formula: `alpha^3+beta^3`=…………….a)`(alpha+beta)^3-3alphabeta(alpha+beta)` b)`(alpha-beta)^3+3alphabeta(alpha-beta)` c)`(alpha+beta)^3-3alphabeta(alpha-beta)` d)`(alpha-beta)^3-3alphabeta(alpha-beta)`

A

`(alpha+beta)^3-3alphabeta(alpha+beta)`

B

`(alpha-beta)^3+3alphabeta(alpha-beta)`

C

`(alpha+beta)^3-3alphabeta(alpha-beta)`

D

`(alpha-beta)^3-3alphabeta(alpha-beta)`

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CHETANA PUBLICATION-Quadratic Equations-EXERCISE
  1. Which of the following is not a quadratic equation? a)-5/3x^2=2x+9 b)(...

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  2. For quadratic equation the product of the roots alpha and beta=…………..a...

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  3. Write the formula: alpha^3+beta^3=…………….a)(alpha+beta)^3-3alphabeta(al...

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  4. If one root of quadratic equation is 5+sqrt 5,then the product of root...

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  5. If x=9 is one root of the quadratic equation x^2-11x+k=0, then find th...

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  6. If one root of the quadratic equation 3y^2-ky+8=0 is 2/3, then find th...

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  7. Determine whether the given values of x are the roots of given quadrat...

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  8. Which of the following is a quadratic equation? a)x-5/x=3x-9 b)x+3=0 c...

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  9. Which of the following is a quadratic equation? a)(x+3)(x-4)=0 b)x=9 c...

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  10. Which of the following is a quadratic equation? a)5/x-3=x^2 b)x^2=9 c)...

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  11. Which of the following is a quadratic equation? a)n^2-n+4=n^2 b)x^2=8...

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  12. Which of the following is a quadratic equation? a)x-3=4x^2 b)x+9=0 c)...

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  13. Write the quadratic equation m(m-7)=0 in ax^2+bx+c=0 form and find the...

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  14. Write the quadratic equation (x^2-7)/x=7 in ax^2+bx+c=0 form and find ...

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  15. Write the quadratic equation x-6/x=5 in ax^2+bx+c=0 form and find the ...

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  16. Write the quadratic equation (x+5)(x-11)=0 in ax^2+bx+c=0 form and fin...

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  17. Solve the given quadratic equation by factorization method: x^2-5x-36=...

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  18. Solve the given quadratic equation by factorization method: 3y^2-14y+8...

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  19. Solve the given quadratic equation by factorization method: 64m^2-625=...

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  20. Solve the given quadratic equation by factorization method: x^2-13x+30...

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