Answer :
Consider sin 48° sec 42° + cos 48° cosec 42°
= sin 48° sec (90° – 48°) + cos 48° cosec (90° – 48°)
= sin 48° cosec 48° + cos 48° sec 48°
= 1 + 1
= 2
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
RELATED QUESTIONS :
Express the follo
KC Sinha - MathematicsFill up the blank
KC Sinha - MathematicsIf A+B=90o</
KC Sinha - MathematicsFill up the blank
KC Sinha - MathematicsProve that :
<
Choose the correc
RS Aggarwal - MathematicsFind the value of
KC Sinha - MathematicsExpress the follo
KC Sinha - Mathematics