Question

3x2+25y2-36x+150y+36=0

Answer 1

$6 + 25yz - 36 \times + 150y + 36 = 0 \\ 42 + 25yz- 36 \times + 150y = 0 \\ - 36 \times = - 42 - 25yz - 150y \\ \times \frac{7}{6} + \frac{25}{36} yz + \frac{25}{6} y.y \: e \: r.z \: e \: r$