Home
Class 11
MATHS
Find the value of 2cos^3(pi/7)-cos^2(pi/...

Find the value of `2cos^3(pi/7)-cos^2(pi/7)-cos(pi/7)`

Promotional Banner

Similar Questions

Explore conceptually related problems

Find the value of cos(2pi)/7+cos(4pi)/7+cos(6pi)/7

Find the value of cos(2pi)/7+cos(4pi)/7+cos(6pi)/7

cos(pi/7)cos((2pi)/7)cos((4pi)/7)=

Find the value of cos(2 pi)/(7)+cos(4 pi)/(7)+cos(6 pi)/(7)

The value of cos((2pi)/7)cos((4pi)/7)cos((6pi)/7) is

Find the value of cos^(-1)(cos""(pi)/(7)cos""(pi)/(17)-sin""(pi)/(7)sin""(pi)/(17))

Find the value of cospi/7+cos(2pi)/7+cos(3pi)/7+cos(4pi)/7+cos(5pi)/7+cos(6pi)/+cos(7pi)/7

If the value of cos((2pi)/7) + cos((4pi)/7)+cos((6pi)/7)+cos((7pi)/7)=-l/2 Find the value of l

If the value of cos((2pi)/7) + cos((4pi)/7)+cos((6pi)/7)+cos((7pi)/7)=-l/2 Find the value of l

cos((2pi)/7)+cos((4pi)/7)+cos((6pi)/7)