बिंदु P (a, b) की मूलबिंदु से दूरी ______ है।

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NPCIL Assistant Grade-1 (HR/F&A/C&MM/Steno Grade-I) Official Paper-II (Held In: 2022)
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  1. a + b
  2. a - b
  3. \(\sqrt{a^2+b^2}\)
  4. a2 + b2

Answer (Detailed Solution Below)

Option 3 : \(\sqrt{a^2+b^2}\)
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NPCIL Assistant Grade 1 Computer Knowledge Subject Test - 01
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Detailed Solution

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दिया गया है:

बिंदु P के निर्देशांक (a, b) हैं। 

मूलबिंदु (0, 0)

प्रयुक्त सूत्र:

मूलबिंदु से दूरी = √(a2 + b2)

गणना:

मूलबिंदु से दूरी = √(a2 + b2)

⇒ √(a2 + b2)

∴ सही उत्तर विकल्प (3) है।

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