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If for one quadratic equation alpha + be...

If for one quadratic equation `alpha + beta =5 " and " alpha beta =6` , then find value of `alpha^2 + beta^2 `

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UNIQUE PUBLICATION-QUADRATIC EQUATIONS -UNIQUE PRACTICE SESSION
  1. Find the value of alpha beta for the quadratic equation 2y^2-7y+2=0

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  2. If alpha + beta =3 " and " alpha beta = -4 for one quadratic equatiojn...

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  3. If for one quadratic equation alpha + beta =5 " and " alpha beta =6 , ...

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  4. For one quadratic equation alpha^2 + beta^2 =13 " and " alpha beta =6,...

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  5. Solve by factorisation . 2x^2+9x+9=0

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  6. Solve by factorisation . 9x^2-144/25 =0

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  7. Find the value of discriminant of sqrt(3)x^2 + 2sqrt(2)x - 2 sqrt3

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  8. If root of a quadratic equation are (3-sqrt7),(3+sqrt7) and then find ...

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  9. Solve the following problems : The product of two consecutive even ...

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  10. Write the value of a, b, c for quadratic equation 2z-5/z = z-6

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  11. Find the value of C, if the equation x^2 - 2 (C+1) x+C^2 =0 has real a...

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  12. 2x^2-7x +6=0 check whether (i) x=-2 are solution of the equation

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  13. Solve the following quadratic equation by factorisation method: (iv)...

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  14. Solve the following quadratic equation by factorisation method: (xv)...

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  15. Solve the following quadratic equation by factorisation method: (vii...

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  16. Solve the following quadratic equation by factorisation method: (ix)...

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  17. Find the value of the discriminant of the equation x^2 + 10x-7 =0

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  18. Obtain a quadratic equation whose roots are -3 and -7.

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  19. Determine nature of roots of the quadratic equation 2x^2-5x+7 =0

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  20. Determine the nature of roots of the following quadratic equations. ...

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