Mathematics · Vector Algebra
यदि (a + b) · (a - b) = 4 और |a| = 4|b| हो, तो सदिश a और सदिश b के परिमाण ज्ञात कीजिए।
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1|a| = 8√15, |b| = 2√15✓
- 2|a| = 1√15, |b| = 3√15
- 3|a| = 2√15, |b| = 8√15
- 4|a| = 2√15, |b| = 9√15
सही उत्तर देखें
|a| = 8√15, |b| = 2√15
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