Evaluate $\frac{sin 54°}{cos 36°}+\frac{sec 46°}{cosec 44°}$
Answer & explanation
Correct answer: option 3
\(\frac{sin54º}{cos36º}\) + \(\frac{sec46º}{cosec44º}\)
{ using concept , sinθ = cos ( 90º - θ )
& secθ = cosec ( 90º - θ ) }
= \(\frac{sin54º}{sin54º}\) + \(\frac{sec46º}{sec46º}\)
= 1 + 1
= 2