Mathematics · Algebra

What is the value of a2 + b2 + c2 - 2ab - 2bc + 2ca?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1(a - b + c)2✓
2(a + b + c)2
3(a + b - c)2
4(a - b - c)2

Correct answer

(a - b + c)2

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