Mathematics · Algebra
(4a + 9b + 5c)2 का विस्तारित रूप लिखिए।
- 116a2 + 81b2 + 25c2 + 72ab + 90bc + 40ac✓
- 216a2 + 81b2 + 25c2 + 72ab + 85bc + 40ac
- 316a2 + 81b2 + 25c2 + 76ab + 90bc + 40ac
- 416a2 + 81b2 + 25c2 + 72ab + 90bc + 50ac
सही उत्तर देखें
16a2 + 81b2 + 25c2 + 72ab + 90bc + 40ac
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