$\frac{x^{2}}{ a}+\frac{x}{ b}+\frac{1}{ c}=0$

$ay^{2}+by+c=0$

$cy^{2}+by+a=0$

$ax^{2}+bx+c=0$

$4$

$-2$

$6$

$-1$

Linear

Proportional

Quadratic

None of these

1

$2\omega$

0

$\omega^{2}$

0

1

$-1$

$\omega$

$2,-2,i$ and $-i$

$1,-1,i$ and $-i$

$i$

None of these

$1,\omega,\omega^{2}$

$-1,1,\omega^{2}$

$1,-1,\omega$

None of these

$1,4$

$3,4$

$-1,4$

$-3,4$

0

1

$-2$

$-3$

0

1

$-1$

$i$