" is "4x^(2)-4x+1

Determine the nature of roots of given quadratic equation ( i x^(2)+x+1=0 (ii) 4x^(2)-4x+1=0

The value of the discriminant of the solution 4x^(2) -4x + 1 =0 is

Prove that sinfrac {pi}{14} is a root of the equation 8x^(3) -4x^(2) - 4x +1 = 0 .

Find zeroes of the given quadratic polynomials and verify the relation between zeroes and coefficients : 4x^(2)-4x+1

If alpha,beta are the roots of the quadratic equation 4x^(2)-4x+1=0 then alpha^(3)+beta^(3)=

Find the zeros of the following quadratic polynomials and verify the relationship between the zeros and the coefficients: 4x^(2)-4x+1

Find the sum of the zeroes of quadratic polynomial 4x^(2)-4x+1 .

In each case, find whether the trinomial is a perfect square or not : (iii) 4x^(2) +4x +1

If costheta=a then show that cos^(2)((theta)/(2)) and sin^(2)((theta)/(2)) are roots of the equation 4x^(2)-4x+1=a^(2) .