X 2 7x 12 1
- X 2 7x 1 12 0
- 6 x x 2 7x 12 1
- X 2 7x 12 12
- X 3 7x 2 16x 12
- X 3 7x 2 16x 12 0
- Arcctg x 2 7x 12 )= arcctg 16x 8
- X 4 4x 3 7x 2 16x 12
- X 2 7x 12 4x 2 12x
- X 2 7x 12 x 2 16
- 12 x 2 7x 1 ka gunankhand
- 12 x 2 7x 1 ka gunankhand gyat kijiye
- 12 x 2 7x 1 ka gunankhand kijiye
- 12 x ^ 2 - 7x + 1 ka gunankhand
- 12 x 2 7x 10
- 12 x 2 7x 1 ka