यदि (6) distinct beads की necklace में mirror images same माने जाएँ तो count किससे मिलेगा?
If mirror images are considered same in a necklace of (6) distinct beads, which gives the count?
Explanation opens after your attempt
Correct Answer
B. \(\frac{5!}{2}\)
Concept
Removing rotation first gives (5!), then reflection being same makes us divide by (2). In exams check both rotation and reflection in necklaces.
Why this answer is correct
The correct answer is B. \(\frac{5!}{2}\). Removing rotation first gives (5!), then reflection being same makes us divide by (2). In exams check both rotation and reflection in necklaces.
Exam Tip
पहले rotation हटाने से (5!) आता है फिर reflection same होने से (2) से भाग देते हैं। परीक्षा में necklace में rotation और reflection दोनों देखें।
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