[" 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 value of b for which the equation x^(2)+bx-1=0,x^(2)+x+b=0 have one root in common is -sqrt(2) b.-i sqrt(3)c.sqrt(2)d .sqrt(3)

The value of b for which the equation x^2+bx-1=0 and x^2+x+b=0 have one root in common is

The value of b for which the equation x^2+bx-1=0 and x^2+x+b=0 have one root in common is:

The value of b for which the equation x^2+bx-1=0 and x^2+x+b=0 have one root in common is

The value of b for which the equation x^(2)+bx-1=0 and x^(2)+x+b=0 have one root in common is ( a -sqrt(2)(b)-i sqrt(3) (c) i sqrt(5)(d)sqrt(2)

The value of b for which the equation x^2+bx-1=0 and x^2+x+b=0 have one root in common is (a) -sqrt2 (b) -isqrt3 (c) isqrt5 (d) sqrt2

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is ?

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is ?

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is