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Question 5Asked in BPSC TRE 1.0 (2023) General Studies Class 1-5 (1st Sitting)

If a + b + c = 0, then what is the value of a²/bc + b²/ca + c²/ab ?यदि a + b + c = 0, तो a²/bc + b²/ca + c²/ab का मान क्या है?

यदि a + b + c = 0, तो a²/bc + b²/ca + c²/ab का मान क्या है?
  1. A11
  2. B22
  3. C33
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (C) 33

Explanation

Since a + b + c = 0, a³ + b³ + c³ = 3abc. The expression equals (a³ + b³ + c³)/(abc) = 3.a + b + c = 0 होने पर a³ + b³ + c³ = 3abc। व्यंजक = (a³ + b³ + c³)/(abc) = 3।

From BPSC TRE 1.0 (2023) General Studies Class 1-5 (1st Sitting) — Previous Year Paper

This is question 5 of BPSC TRE 1.0 (2023) General Studies Class 1-5 (1st Sitting) — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.