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If the difference of the roots of the equation $x^2 - 2kx + 3k = 0$ is 4, then find the value of k.

B. 4, - 1
Posted in:  Quadratic Equations -  Algebra -  Mathematics

Let f(x) = x3 - 6x2 + 11x - 6.
Then, which one of the folllowing is not a factor of f(x) ? 

C. X + 3
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The Polynomial (x4 - 5x3 + 5x2 - 10x + 24) has a factor as :

B. X - 2
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The quadratic equation whose roots are twice the roots of $2x^2 - 5x + 2 = 0$ is :

B. $X^2 - 5X + 4 = 0$
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If (x + 1/x) = 2, then (x3 + 1/x3) is equal to :

D. 2
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics