If a,b are the roots of x2+x+1=0 then value of (a2+b2) is equal to
If a and b are roots of the equations x2−x+1=0, then write the value of a2+b2
If a and b are the roots of the equation, x2 – 6x + 1 = 0, then the value of a2 + b2 is __