Mathematics · Algebraic Identities
(3a - 4b - 2c)2 का विस्तार क्या होगा?
- 19a2 + 16b2 + 4c2 - 24ab + 16bc - 6ac
- 29a2 + 16b2 + 4c2 - 24ab + 16bc - 12ac✓
- 39a2 + 16b2 + 4c2 + 12ab - 8bc + 6ac
- 49a2 + 16b2 + 4c2 - 24ab + 8bc + 12ac
Correct answer
9a2 + 16b2 + 4c2 - 24ab + 16bc - 12ac
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