" The value of "tan(pi)/(8)=

The value of "tan" (pi)/(16) + "2 tan" (pi)/(8) + 4 is equal to

The value of (1+tan(3 pi)/(8)*tan(pi)/(8))+(1+tan(5 pi)/(8)*tan(3 pi)/(8))+ (1+tan(7 pi)/(8)*tan(5 pi)/(8))+(1+tan(9 pi)/(8)*tan(7 pi)/(8))

The value of tan((pi)/(16))+2tan((pi)/(8))+4 is equal to

The value of (tan pi)/(18)+2*(tan(7 pi))/(18) is equal to

The value of (1+tan\ (3pi)/8*tan\ pi/8)+(1+tan\ (5pi)/8*tan\ (3pi)/8)+(1+tan\ (7pi)/8*tan\ (5pi)/8)+(1+tan\ (9pi)/8* tan\ (7pi)/8)

The value of log_(tan(pi/8))(2+1/(2+1/(2+1/(2+............oo)))) is equal to

The value of tan((5pi)/12)-tan(pi/12) is

The value of tan((5pi)/12)-tan(pi/12) is

The value of ((tan pi)/(16)+(tan(3 pi))/(16)+(tan(5 pi))/(16)+(tan(7 pi))/(16))^(2) is equal to