Q. 94.4( 14 Votes )

If tan θ +sec θ =l, then prove that sec θ =

Answer :

Given: tan θ+ sec θ = l …eq. 1

Multiplying and dividing by (sec θ – tan θ) on numerator and denominator of L.H.S,







Adding eq. 1and eq. 2, we get





Hence, proved.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Goprep Genius Quiz | Redox Reactions and its Applications35 mins
Trick to learn all Trigonometric Formulae28 mins
Champ Quiz | Trigger on Trigonometry47 mins
Champ Quiz | Trigonometry Important Questions33 mins
NCERT | Trigonometric Identities52 mins
Champ Quiz | Ecosystem and its components42 mins
Indicators and its Types44 mins
Carbon And its Uniqueness26 mins
Agriculture and its Importance35 mins
Quiz | Imp. Qs. on Trigonometry41 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses