Mathematics · Calculus
ऊपर से खुले एक आयताकार बक्से का आयतन 32 घन फीट होना चाहिए। बक्से की विमाएँ (dimensions) क्या होनी चाहिए ताकि इसका कुल पृष्ठीय क्षेत्रफल न्यूनतम हो?
- 14 फीट × 4 फीट × 2 फीट✓
- 28 फीट × 2 फीट × 2 फीट
- 316 फीट × 2 फीट × 1 फीट
- 48 फीट × 4 फीट × 1 फीट
सही उत्तर देखें
4 फीट × 4 फीट × 2 फीट
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