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A value of b for which the equations x^2...

A value of b for which the equations `x^2+bx-1`=0, x^2+x+b =0` have one root in common is

A

-`sqrt2`

B

-`isqrt3`

C

`isqrt5`

D

`sqrt2`

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The correct Answer is:
B
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PATHFINDER-QUADRATIC EQUATION AND EXPRESSION-QUESTION BANK
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