Sin2t+sint/1+cos^2t+cost=Упростите

Question

Sin2t+sint/1+cos^2t+cost=
Упростите

Answer 1

(2sint*cost+sint)/(1+2cos^2t-1+cost)=(sint(2cost+1))/(2cos^2 t+cost) =sint(2cost+1)/ cost(2cost+1)=sint/cost=tgt