Mathematics · Algebra
(7a + 9b + 6c)2 का विस्तृत रूप लिखिए।
- 149a2 + 81b2 + 36c2 + 126ab + 108bc + 84ac✓
- 249a2 + 81b2 + 36c2 + 126ab + 103bc + 84ac
- 349a2 + 81b2 + 36c2 + 130ab + 108bc + 84ac
- 449a2 + 81b2 + 36c2 + 126ab + 108bc + 94ac
सही उत्तर देखें
49a2 + 81b2 + 36c2 + 126ab + 108bc + 84ac
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