`2x^2+2x+2=0`

For what values of a the following will be an identity in x ? (x^2-1)a^2- (2x+3)a-(x^2+2x+2)=0

The equation of the smallest degree with real coefficients having 1+i as one of the roots is x^(2)+x+1=0 (b) x^(2)-2x+2=0 (c) x^(2)+2x+2=0 (d) x^(2)+2x-2=0

The maximum distance of the point (a, 0) from the curve 2x^(2) + y^(2) - 2x = 0 is -

The reciprocal equation among the following is 2x^(3)+4x^(2)+2x+2=0 2x^(3)+4x^(2)+4x+2=0 2x^(3)+4x^(2)+2x+4=0 2x^(3)+2x^(2)+4x-2=0

x^2-2x+2=0"( 2)"x^2-3x+3=0x^2-3x+4=0"( 4)"x^2-5x+5=0 A quadratic equation whose roots are cosec20 andsec 0 can be(1) x2-2x+ 2 =0(2) x2-3x + 3 = 0(3) x2-3x+ 4= 0(4) x-5x+5= 0

Solve for x: (x^2+x+2)^2-3(x^2+x+2)+2=0