Multiple Choice Questions on Find the value of 1 i 2 ........ for NDA Exam Preparation

Back to Main Page

Multiple Choice Questions

Find the value of 1 i 2 ........

Mathematics (NDA) Complex Numbers
    Download Solution PDF

    Find the value of ( 1 +i)-2 ?

    1/2

    Incorrect Answer

    i/2

    Incorrect Answer

    -i/2

    Correct Answer

    -1/2

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

     ( 1 +i)-2

     = 1/(1 +i)2

     = 1 / (1 + i2 +2i)

     = 1 / (1 – 1 + 2i )

     = 1/2i

     = i/2i2

    = -i/2

    Let's Discuss

    Master
    Complex Numbers
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free

    Search on abhipedia