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Find the values of 'k' for which x=2 is ...

Find the values of 'k' for which x=2 is a solution of the equation `kx^2 + 2x -3 =0`.

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Find the value of K for which x=2 is a root of the equation 3x^(2)-2Kx+5=0 .

Find the value of k ,if (k,2) is a solution of the equation 2x+3y+6=0 .

(i) Find the value of k for which x=1 is a root of the equation x^(2)+kx+3=0. Also, find the other root. (ii) Find the values of a and b for which x=(3)/(4)" and "x=-2 are the roots of the equation ax^(2)+bx-6=0.

In each of the following,determine the value of k for which the given value is a solution of the equation: kx^(2)+2x-3=0,x=2 (ii) 3x^(2)+2kx-3=0,x=-(1)/(2)( iii) x^(2)+2ax-k=0,x=-a

Find the value of k,if x=-1 & y=1 is a solution of equation kx -2y =0

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AGRAWAL PUBLICATION-QUADRATIC EQUATIONS-EXAMPLE
  1. Fill in the blanks The roots of x + 1/x =2 are …………….

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  2. Fill in the blanks The sum of the roots of the quadratic equation 2x^2...

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  3. Find the values of 'k' for which x=2 is a solution of the equation kx^...

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  4. Find the value/s of k for which the quadratic equation 3x^2 + kx + 3 ...

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  5. Find the values of k for which the quadratic equation 4x^2 -12x -k=0 h...

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  6. Find the nature of the roots of the quadratic equation 2x^2 -4x +3=0.

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  7. is 0.2 a root of the equation x^2 -0.4 =? justify

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  8. For what vkues of k, the roots of the equation x^2 + 4x + k =0 are rea...

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  9. If x=2 and m=3, the equation is 3x^2 - 2kx +2m =0, find k.

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  10. if one root of the quadratic equation 6x^2 -x-k=0 is 2/3, then find th...

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  11. For what value of 'a' does the quadratic equation x^2 -ax +1=0 not hav...

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  12. if x=3 is one root of the quadratic equation 1x62- 2kx-6=0, then find ...

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  13. Find the value of k for which the roots of the quadratic equation 2x^2...

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  14. For what positive values of k, does the quadratic equation 3x^2 -kx +3...

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  15. If alpha, beta (alpha lt beta) are the roots of the equation 6x^(2) + ...

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  16. Solve for x: 8x^2 -2x -3 =0

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  17. Solve the following quadratic equation: 6a^2 x^2 - 7abx - 3b^2 =0

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  18. Solve for x: sqrt3 x^2 + 10x - 8 sqrt3 =0

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  19. A quadratic equation with integral coefficient has integral roots. Jus...

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  20. Does there exist a quadratic equation whose coefficients are rational ...

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