Evaluate Sec 50° Sin 40° + Cos 40° cosec 50°
Answers
Answered by
4
sec(90-40)sin40+cos40cosec(90-40)
=cosec40 sin40+sec40 cosec40
=1+1
=2
=cosec40 sin40+sec40 cosec40
=1+1
=2
Similar questions