The number of integral values of k for which the equation 7 cos x + 5 sin x = 2k + 1 has…
Mathematics · JEE Advanced · NTA Exams — Trigonometry
The number of integral values of k for which the equation 7 cos x + 5 sin x = 2k + 1 has a solution, is :
- 4
- 8
- 10
- 12
Answer
(B) 8
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