Consider the following 1. `sqrt((1-costheta)/(1+costheta)) = cosectheta-cottheta` 2.`sqrt((1+costheta)/(1-cos

Ask a Question


Question Asked by a Student from EXXAMM.com Team


Q 1689078817.     Consider the following

1. `sqrt((1-costheta)/(1+costheta)) = cosectheta-cottheta`


2.`sqrt((1+costheta)/(1-costheta)) = cosectheta+cottheta`



which of the above is/are identity/ identities?
CDS 2016
A

`text(Only 1)`

B

`text(Only 2)`

C

`text(Both 1 and 2)`

D

`text(Neither 1 nor 2)`

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

Find instant solution to any question from our database of 1.5 Lakh + Questions

 


Access free resources including

  • 100% free video lectures with detailed notes and examples
  • Previous Year Papers
  • Mock Tests
  • Practices question categorized in topics and 4 levels with detailed solutions
  • Syllabus & Pattern Analysis

Engineering


Medical


Banking


DEFENCE


SSC


RRB


CBSE-NCERT


OLYMPIAD