Mathematics · Averages and Algebra
If the average of a, b, and c is M and ab + bc + ca = 0, then the average of a2, b2, and c2 is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 16 M2
- 23 M2✓
- 3M2
- 49 M2
Correct answer
3 M2
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