समीकरण 2x- √5x - 2 = 0 के मूल ____________ हैं।

  1. वास्तविक और धनात्मक
  2. काल्पनिक और संयुग्म
  3. वास्तविक और ऋणात्मक
  4. एक धनात्मक वास्तविक और एक ऋणात्मक वास्तविक

Answer (Detailed Solution Below)

Option 4 : एक धनात्मक वास्तविक और एक ऋणात्मक वास्तविक
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Agniveer Navy SSR Full Test - 01
100 Qs. 100 Marks 60 Mins

Detailed Solution

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अवधारणा:

द्विघात समीकरण ax2 + bx + c = 0 के मूल निम्नप्रकार है:

गणना:

दिया गया द्विघात समीकरण:

a = 2, b = और c = -2

∴ समीकरण के मूल वास्तविक, एक धनात्मक और दूसरा ऋणात्मक हैं

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