Cos pi 7 cos 2 pi 7 cos3pi 7
Asked by admin @ in Math viewed by 242 People
The value of cos 0°+ cos pi/7+cos2pi/7+cos 3pi/7+..........+cos6pi/7 is equals to
Asked by admin @ in Math viewed by 242 People
The value of cos 0°+ cos pi/7+cos2pi/7+cos 3pi/7+..........+cos6pi/7 is equals to
Answered by admin @
Step-by-step explanation:
Refer to the attachment..
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