`z=5(cos((7pi)/6)+isin((7pi)/6))=?`

7(cos((-5pi)/6)+isin((-5pi)/6))=?

(cos(pi/6)+isin(pi/6))^7=?

z=cos(pi/6)+isin(pi/6)=?

If z=6(cos(2(pi)/(7))+i sin(2(pi)/(7))) and w=3(cos(5(pi)/(7))+i sin(5(pi)/(7))) then what is the value of (z)/(w)

What is the values of tan ((5pi)/(6))sin((7pi)/(6)) ?

(cos^(-1)(sin((7 pi)/6))

What is the value of the following? "cosec" ((7pi)/(6)) sec ((5pi)/(3))

2sin^(2)(pi/6)+cosec((7 pi)/6)cos^(2)(pi/3)=?

2sin((pi)/8)sin((2pi)/8)sin((3pi)/8)sin((5pi)/8)sin((6pi)/8)sin((7pi)/8) = ?