Mathematics · Algebraic Identities
Simplify: a2 + 9b2 + c2 − 6ab + 6bc − 2ac =
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(a − 3b + c)2
- 2(a + 3b + c)2
- 3(a − 3b − c)2✓
- 4(a − 3b − 2c)2
Correct answer
(a − 3b − c)2
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