" If "a,b" be the roots of equation "x^(2)+x+1=0" write the value of "a^(2)+b^(2)

If a and b are roots of the equation x^(2)-x+1=0 then write the value of a^(2)+b^(2)

If a and b are the roots of the equation x^2-6x + 6=0 , find the value of 2(a^(2) + b^(2)) .

If a\ a n d\ b are roots of the equation x^2-x+1=0 then write the value of a^2+b^2dot

If x and y are the roots of the equations x^(2)+bx+1=0 then the value of (1)/(x+b)+(1)/(y+b) is

If a , b are the roots of the equation x^2+x+1=0 , then a^2+b^2 =

If a and b(!=0) are the roots of the equation x^(2)+ax+b=0 then the least value of x^(2)+ax+b is

If x=(2)/(3) and x=-3 are the roots of the equation ax^(2)+7x+b=0, find the values of a and b.

If a and b(!=0) are the roots of the equation x^(2)+ax+b=0, then find the least value of x^(2)+ax+b(x in R)

If a and b are the roots of the equation x^(2) +x+1=0 then a^(2)+b^(2) is equal to