AP EAMCET · Maths · Trigonometric Ratios & Identities
In \(\triangle A B C\), if \(\cos 3 A+\cos 3 B+\cos 3 C+\cos 3 \pi=0\), then the least value of the sum of two of its angles is
- A \(\frac{\pi}{6}\)
- B \(\frac{2 \pi}{3}\)
- C \(\frac{\pi}{3}\)
- D \(\frac{\pi}{4}\)
Answer & Solution
Correct Answer
(C) \(\frac{\pi}{3}\)
Step-by-step Solution
Detailed explanation
In a \(\triangle A B C\), it is given that…
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