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If alpha and beta are the roots of x^(2)...

If `alpha and beta` are the roots of `x^(2)-x-2=0`, find the quadratic equation in x whose roots are `(2alpha+1)` and `(2beta+1):`

A

`x^2+5x-4=0`

B

`x^2-4x-5=0`

C

`x^2+4x-5=0`

D

none of these

Text Solution

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The correct Answer is:
B
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