[" If "sin theta_(1)+sin theta_(2)+sin theta_(3)=3," then "cos theta_(1)+cos theta_(2)+],[cos theta_(3)=]

If sin(theta)_(1)+sin(theta)_(2)+sin(theta)_(3)=1 then cos(theta)_(1)+cos(theta)_(2)+cos(theta)_(3)=

If sin theta_(1)+sin theta_(2)+sin theta_(3), then find the value of cos theta_(1)+cos theta_(2)+cos theta_(3)

If Cos theta_(1) + Cos theta_(2) + Cos theta_(3) = 3 then Sin theta_(1) + Sin theta_(2) + Sin theta_(3) =

if cos theta_(1) + cos theta_(2) + cos theta_(3)= sin theta_(1) + sin theta_(2) + sin theta_(3)= 0 , then the value of cos (theta_(1) + theta_(2)) + cos (theta_(2) + theta_(3)) + cos (theta_(3) + theta_(1)) is

If theta_(1),theta_(2),theta_(3)....,theta_(n) are in A.P. then (sin theta_(1)+sin theta_(2)+...+sin theta_(n))/(cos theta_(1)+cos theta_(2)+...+cos theta_(n))=

If theta _(1) ,theta _(2), theta _(3),.....theta _(n) are in A.P. then (sin theta_(1) + sin theta _(2 ) +...+ sin theta _(n))/( cos theta_(1) + cos theta _(2) + ...+ cos theta _(n))

If sin theta_1 + sintheta_2 + sin theta_3=3, then find the value of cos theta_1 + cos theta_2 + cos theta_3.

If cos theta_(1)+cos theta_(2)+cos theta_(3)=3 then sin^(2)theta_(1)+sin^(4)theta_(2)+sin^(6)theta_(3)=

If sin theta_1 + sintheta_2 + sin theta_3 = 3 then find the value of cos theta_1 + cos theta_2 + cos theta_3.