Q. The value of (sin 7x + sin 5x) /(cos 7x + cos 5x) + (sin 9x + sin 3x) / (cos 9x + cos 3x) is
β
Correct Answer: (B)
2 tan 6x
Discussion
Question Analytics
131
Total Visits
4 y ago
Published
Babita
Publisher
89%
Success Rate