" 6."4x^(2)+5x=0

Find the nature of the roots of the following quadratic equations: (i) 2x^(2)-8x+5=0" "(ii)" "3x^(2)-2sqrt(6)x+2=0 (iii) 5x^(2)-4x+1=0" "(iv)" "5x(x-2)+6=0 (v) 12x^(2)-4sqrt(15)x+5=0" "(vi)" "x^(2)-x+2=0

The transformed equation of x^4-6x^(2)+5x+8=0 ,by eliminating second term is

Find the square root of (6x^(2) + 5x - 6) (6x^(2) - x - 2) (4x^(2) + 8x + 3)

If A ={x:x^(2) -5x +6=0}. B ={2,4} and C= {4,5}, then Axx(B nnC) is-

If A ={x:x^(2) -5x +6=0}. B ={2,4} and C= {4,5}, then Axx(B nnC) is-

Are the sets A={4,5,6} and B={x:x^(2) - 5x -6=0} disjoint?

The polynomial equation of degree 5 whose roots are the translates of the roots of x ^(5) - 2x ^(4) + 3x ^(3) -4x ^(2) + 5x -6=0 by -2 is

The abscissa of two A and B are the roots of the equation x ^(2) - 4x - 6=0 and their ordinates are the roots of x ^(2) + 5x - 4=0. If r is the radius of circle with AB as diameter, then r is equal to