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Find the values of k ε R subject to the following condition :
One root of $x^2 - 6x + k = 0$

D. 8
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If the roots of the equations $x^2 + 3kx + 2 = 0$ are in the ratio of 1 : 2, then find the value of k.

B. ± 1
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Find the values of k ε R subject to the following condition :
The ratio of the rots of $x^2 + 3kx + 20 = 0$ is 4 : 5.

A. ± 3
Posted in:  Quadratic Equations -  Algebra -  Mathematics

Find the values of k ε R subject to the following condition :
The diffrenence between the roots of $x^2 + kx + 4 = 0 is 3.$

B. ± 5
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If the sum of the roots of the equation $x^2 + 8x + 2 - k = 0$ is twice the product of the roots.
Then find k.

D. 6
Posted in:  Quadratic Equations -  Algebra -  Mathematics