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`

Which of the following are quadratic equations? (i) x^(2)-5x+3=0 (ii) 2x^(2)-3sqrt(2)x+6=0 (iii) 3x^(2)-2sqrtx+8=0 (iv) 2x^(2)-3=0 (v) x+(1)/(x)=x^(2) (vi) x^(2)+(1)/(x^(2))=4(1)/(4)

Which of the following are quadratic equations? x+(3)/(x)=x^(2)( ii) x^(2)+(1)/(x^(2))=2

Which of the following are quadratic equations? 3x^(2)-5x+9=x^(2)-7x+3 (ii) x+(1)/(x)=1( iii) x^(2)-3x=0

Which of the following are quadratic equations? x^(2)+2sqrt(x)-3=0 (ii) 3x^(2)-4x+2=2x^(2)-2x+4

Which of the following are quadratic equations? x^(2)+6x-4=0( ii) sqrt(3)x^(2)-2x+(1)/(2)=0 (iii) x^(2)+(1)/(x^(2))=5

Which of the following are quadratic equations in x? (i)" "x^(2)-x+3=0" "(ii)" "2x^(2)+(5)/(2)x-sqrt(3)=0 (iii)" "sqrt(2)x^(2)+7x+5sqrt(2)=0" "(iv)" "(1)/(3)x^(2)+(1)/(5)x-2=0 (v)" "x^(2)-3x-sqrt(x)+4=0" "(vi)x-(6)/(x)=3 (vii)" "x+(2)/(x)=x^(2)" "(viii)" "x^(2)-(1)/(x^(2))=5 (ix)" "(x+2)^(3)=x^(3)-8" "(x)" "(2x+3)(3x+2)=6(x-1)(x-2) (xi) " "(x+(1)/(x))^(2)=2(x+(1)/(x))+3

Solve each of the following quadratic equations: 3x^(2)-2sqrt(6)x+2=0

Which of the following is not a quadratic equation ?(sqrt(2)x+sqrt(3))^(2)=3x^(2)-5x

Solve the following quadratic equation: x^(2)-(3sqrt(2)-2i)x-sqrt(2)i=0

Solve each of the following quadratic equations: x^(2)-(sqrt(3)+1)x+sqrt(3)=0