Mathematics · Coordinate Geometry
किस शर्त के तहत रेखाएं m2x + ny - 1 = 0 और n2x - my + 2 = 0 एक-दूसरे के लंबवत होंगी?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1m - n = 0✓
- 2m + n = 0
- 3mn + 1 = 0
- 4mn - 1 = 0
सही उत्तर देखें
m - n = 0
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