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The Q.E. whose one root is 2 - sqrt 3 is...

The Q.E. whose one root is `2 - sqrt 3` is

A

`x^2-4x+ 1 = 0`

B

`x^2+ 4x-1 = 0`

C

`x^2 - 4x-1 =0`

D

`x^2 - 2x - 3 = 0`

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VGS PUBLICATION-BRILLIANT-QUADRATIC EQUATIONS-EXERCISE
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  2. If the sum of the roots of the Q.E. 3x^(2) + (2k + 1) x - (k + 5) = 0 ...

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  3. The Q.E. whose one root is 2 - sqrt 3 is

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  4. Form a quadratic equation whose roots are k and 1/k

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  7. The product of the roots of the quadratic equationsqrt 2 x^(2) - 3x + ...

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  8. In the above problem a5=…

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  16. The roots of a quadratic equation (sqrt 2 x + 3) (5x - sqrt 3) = 0are…...

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  18. The discriminant of 5x^(2) - 3x - 2 = 0 is…

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  19. If b^(2) -4ac lt 0 then the roots of the quadratic equation are…

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  20. "If" b^(2) -4ac = 0 then the roots of the quadratic equation are…

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