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Find the value (s) of k for which the gi...

Find the value (s) of k for which the given quadratic equations has real and equal roots:
(i) `9x^2+8kx+16=0`.

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The correct Answer is:
3,-3
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TARGET PUBLICATION-QUADRATIC EQUATIONS-Additional problems for Practice : Based on Practice set 2.5
  1. From the quadratic equation, if its roots are (viii) (-25)/8 and 25/...

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  2. Find k, if the roots of the quadratic equation kx^2-4x+4=0 are equal

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  3. Find the value (s) of k for which the given quadratic equations has re...

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  4. Find the value (s) of k for which the given quadratic equations has re...

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  5. Find m, if the quadratic equation (m-1)x^2-2(m-1)x+1=0 has real and eq...

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  6. If alpha and beta are the roots of the equation x^2-9x+14=0, find (i...

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  7. If alpha and beta are the roots of the equation x^2-9x+14=0, find (i...

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  8. If alpha and beta are the roots of quadratic equation x^(2)+5x-1=0 the...

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  9. If alpha and beta are the roots of quadratic equation x^(2)+5x-1=0 the...

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  10. The difference between the roots of the equation x^2-13x+k=0 is 7, fin...

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  11. Find k if the sum of the roots of the quadratic equation 4x^2 + 8kx + ...

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  12. If the sum of the roots of the quadratic equation is 3 and sum of thei...

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  13. Find the value of discriminant of the following quadratic equations. ...

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  14. Find the value of discriminant of the following quadratic equations. ...

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  15. Find the value of discriminant of the following quadratic equations. ...

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  16. Find the value of discriminant of the following quadratic equations. ...

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  17. Find the value of discriminant of the following quadratic equations. ...

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

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

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

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