Question

cos 40° cosec 50° + sin 50° sec 40°

Answer 1

cos40 ×cosec(90-40)+sin50×sec(90-50)
cos40 sec40+sin50 cosec50
cos40×1/cos 40+sin50×1/sin50
1+1=2.

Answer 2

COS=1÷SEC
SIN=1÷COSEC
SO,, THE ANSWER IS 2