RRB Junior Engineer / DMS / CMA 2024 · Question 188 of 730

Write the expanded form of (5a + 6b + 8c)2.

A25a2 + 36b2 + 64c2 + 64ab + 96bc + 80ac
B25a2 + 36b2 + 64c2 + 60ab + 91bc + 80ac
C25a2 + 36b2 + 64c2 + 60ab + 96bc + 80acCorrect
D25a2 + 36b2 + 64c2 + 60ab + 96bc + 90ac Test Date 17/12/2024 Test Time 9:00 AM - 10:30 AM Subject RRB JE DMS CMA CS MS * Note Correct Answer will carry 1 mark per Question. Incorrect Answer will carry 1/3 Negative mark per Question. 1. Options shown in green color with a tick icon are correct. 2. Chosen option on the right of the question indicates the option selected by the candidate. Section : RRB JE, DMS, CMA, CS, MS CBT-1 Maths By Gagan Pratap Sir

Answer: C. 25a2 + 36b2 + 64c2 + 60ab + 96bc + 80ac

Official answer key verified. Detailed explanation coming soon.

Source: Railway Junior Engineer 2024 Answer Key compilation (English) — testranking.in (Gagan Pratap) · reliable-secondary

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