If Cos \(\theta\) = \(\frac{12}{13}\). Find \(\theta\) + cos 2 \(\theta\)
MATHEMATICS
JAMB 1990
If Cos \(\theta\) = \(\frac{12}{13}\). Find \(\theta\) + cos2\(\theta\)
- A. \(\frac{169}{25}\)
- B. \(\frac{25}{169}\)
- C. \(\frac{169}{144}\)
- D. \(\frac{144}{169}\)
Correct Answer: A. \(\frac{169}{25}\)
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