(b)Solve the quadratic equation `x^2+x+1=0`

Solve the quadratic Equation -x^2+x-2=0

Solve the quadratic equation 2 x^(2)-4 x+3=0 by using the general expression for the roots of a quadratic equation.

Consider the quadratic equation x^2+x+1=0 Solve the quadratic equation.

Consider the quadratic equation x^2+x+1=0 .If the two roots of the given quadratic are alpha and beta .Show that alpha^2=beta

Consider the quadratic equation x^2+x+1=0 .Write the polar form of one of the roots.

If the roots of the quadratic equation 3x^(2) + 2x + a^(2) - a = 0 in x are of opposite signs, then a lies in the interval a) (-oo, -2) b) (-oo, 0) c) (-1, 0) d) (0, 1)