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If the equations x^2+bx-1=0 and x^2+x+b=...

If the equations `x^2+bx-1=0` and `x^2+x+b=0` have a common root different from `-1` then `|b|` is equal to

A

`-sqrt2`

B

`-i sqrt3`

C

`i sqrt5`

D

`sqrt2`

Text Solution

Verified by Experts

The correct Answer is:
B
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