• 10 years ago
Lesson#5
Question No.3
Q3: Show that:
(i): _1=4 sin /2 cos⁡/2 cos⁡/2
(iii): _3=4 sin⁡/2 cos/2 cos/2
Application of Trigonometry
Chapter No 12
Exercise No 12.8
Mathematics
part 1

Category

📚
Learning

Recommended