Mathematics · Multivariable Calculus
माना f = f(x, y)। बिंदु (a, b) एक सैडल बिंदु (saddle point) होगा जब:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(fxx × fyy - fxy) < 0
- 2(fxx × fyy - fxy2) < 0✓
- 3(fxx × fyy - fxy2) > 0
- 4(fxx × fyy - fxy2) = 0
सही उत्तर देखें
(fxx × fyy - fxy2) < 0
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