Mathematics · Algebra
व्यंजक को सरल कीजिए: (3z - 9y)2 + (9z + 3y)2 - 81z2
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 112z2 + 97y2
- 20z2 + 95y2
- 39z2 + 90y2✓
- 413z2 + 100y2
सही उत्तर देखें
9z2 + 90y2
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