" 3) Rodfs "[2x^(2)-5x+1=0quad a^(2)-a],[x^(2)+5x+2=0]

For the roots of the equations 2x^(2)-5x+1=0 and x^(2)+5x+2=0 which of the following statement is true

x(1-x^(2)) dy + (2x^(2)y-y-5x^(3)) dx = 0

The roots of 5x^(2) - x + 1 = 0 are

Determine the nature of the roots of the following quadratic equations: 2x^(2)+x-1=0x^(2)-4x+4=0x^(2)+x+1=04x^(2)-4x+1=02x^(2)+5x+5=0

If A -={x//6 x ^(2)+ x-15=0}, B-={x//2x ^(2) - 5x +3 =0}and C-= {x//2x ^(2) -x-3 =0}, then a nn B nnC=

If A -={x//6 x ^(2)+ x-15=0}, B-={x//2x ^(2) - 5x +3 =0}and C-= {x//2x ^(2) -x-3 =0}, then A nn B nnC=

Solve by the method of completing the square: (1) 9x^(2)-15x+6=0 (2) 5x^(2)-6x-2=0

The equation of common tangent at the point of contact of two parabola y^(2)=x and 2y=2x^(2)-5x+1 is x+y+1=0 (B) x+2y+1=0( C) x-2y-1=0( D )-x+2y-1=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