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Let ABCDEF be a regular hexagon. If  then what is mn equal to 

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NDA-II 2024 (Maths) Official Paper (Held On: 01 Sept, 2024)
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  1. -1
  2. -2
  3. 2
  4. 4

Answer (Detailed Solution Below)

Option 1 : -1
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Detailed Solution

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Calculation:

⇒

⇒

Also,

Now,

∴ The final value of  is -1.

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