2x^(2)-2sqrt(2x)+0=0

2x^(2)-2sqrt(2)x+1=0

Find the discriminant of each of the following equations: (i) 2x^(2)-7x+6=0" "(ii)" "3x^(2)-2x+8=0 (iii) 2x^(2)-5sqrt(2)x+4=0" "(iv)" "sqrt(3)x^(2)+2sqrt(2)x-2sqrt(3)=0 (v) (x-1)(2x-1)=0" "(vi)" "1-x=2x^(2)

Which of the following are quadratic equations? x-(3)/(x)=x^(2) (ii) 2x^(2)-sqrt(3x)+9=0 (iii) x^(2)-2x-sqrt(x)-5=0

Solve the equation: sqrt(2)x^(2)+x+sqrt(2)=0

(x-sqrt(2))^(2)-sqrt(2)(x+1)=0

The equation of a circle of radius 1touching the circles x^(2)+y^(2)-2|x|=0 is x^(2)+y^(2)+2sqrt(2)x+1=0x^(2)+y^(2)-2sqrt(3)y+2=0x^(2)+y^(2)+2sqrt(3)y+2=0x^(2)+y^(2)-2sqrt(2)+1=0

(4) sqrt(3)x^(2)+2x-sqrt(3)=0

2sqrt(3)x^(2)+x-5sqrt(3)=0

sqrt(2)x^(2) +x + sqrt(2)=0