Multiple Choice Questions on How do you verify the identity cosx minus cosy sinx siny sinx minus siny cosx cosy ........ for SSC CGL Exam Preparation

Back to Main Page

Multiple Choice Questions

How do you verify the identity cosx minus cosy sinx siny sinx minus siny cosx cosy ........

Quantitative Aptitude (CGL) Trignometry
    Download Solution PDF

    How do you verify the identity (cosx−cosy)/(sinx+siny) + (sinx−siny)/(cosx+cosy)=?

    0

    Correct Answer

    1

    Incorrect Answer

    -1

    Incorrect Answer

    2

    Incorrect Answer
    छोटे Courses बड़े Results
    Master Trignometry
    Prepare through Micro-courses
    Try Now
    Explanation:

    (cosx−cosy)/(sinx+siny) + (sinx−siny)/(cosx+cosy)=cos^2x−cos^2y+sin^2x−sin^2y
    (sinx+siny)/(cosx+cosy)==0
    (sinx+siny)/(cosx+cosy)=0

    By: MIRZA SADDAM HUSSAIN
    ProfileResources

    Let's Discuss

    Master
    Trignometry
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free