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Find the maximum value of \(2 + \sin (\theta + 25)\).

Further Mathematics
WAEC 2010

Find the maximum value of \(2 + \sin (\theta + 25)\).

  • A. 1
  • B. 2
  • C. 3
  • D. 4
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Correct Answer: Option C
Explanation

\(\sin \theta \leq 1\)

i.e Maximum value of \(\sin \theta \forall \theta = 1\).

Therefore, \(2 + \sin \theta \leq 2 + 1 = 3\)

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