1 . bc(a - b)(a - c) + ca(b - c)(b - a) + ab(c - a)(c - b) = কত?
- A. 1
- B. -1
- C. 0
- D. 3
View Answer | Discuss in Forum | Workspace | Report |
1 . bc(a - b)(a - c) + ca(b - c)(b - a) + ab(c - a)(c - b) = কত?
View Answer | Discuss in Forum | Workspace | Report |