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Question No.3

P
Punjab Group of Colleges

3 Views • Sep 17, 2015

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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