यदि a2 + b2 = 130 और ab = 63 है, तो (a + b)2 ____ है

This question was previously asked in
NPCIL Assistant Grade-1 (HR/F&A/C&MM/Steno Grade-I) Official Paper-II (Held In: 2022)
View all NPCIL Assistant Grade 1 Papers >
  1. 226
  2. 256
  3. 276
  4. 296

Answer (Detailed Solution Below)

Option 2 : 256
Free
NPCIL Assistant Grade 1 Computer Knowledge Subject Test - 01
0.5 K Users
20 Questions 60 Marks 15 Mins

Detailed Solution

Download Solution PDF

दिया गया है:

a2 + b2 = 130

ab = 63

प्रयुक्त सूत्र:

(a + b)2 = a2 + b2 + 2ab

गणना:

(a + b)2 = 130 + 2 × 63

⇒ (a + b)2 = 130 + 126

⇒ (a + b)2 = 256

∴ सही उत्तर विकल्प 2 है।

Latest NPCIL Assistant Grade 1 Updates

Last updated on Mar 21, 2025

-> Nuclear Power Corporation of India Limited has published a comprehensive notification for the position of NPCIL Assistant Grade 1.

-> A total of 37 vacancies has been announced for the post of NPCIL Assistant Grade 1. Bookmark this page for all the latest updates.

-> Interested applicants can start submitting their online applications from 12 March 2025.

-> The application window will be closed on 1 April 2025. However the date of exam is yet to be notified.

-> Candidates can review the NPCIL Assistant Grade 1 Previous Year Papers, for better preparation!

More Algebra Questions

Get Free Access Now
Hot Links: teen patti dhani teen patti online game teen patti rummy teen patti all