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WBJEE: Important Questions and Preparation Tips - Complex Numbers

Sep 12, 2017 17:33 IST

    West Bengal Joint Entrance Examination (WBJEE) is a state level common entrance test organized by West Bengal Joint Entrance Examinations Board for admission to the Undergraduate Level Engineering and Medical Courses through a common entrance test in the State of West Bengal. This article contains all important concepts, formulae and some important solved questions of chapter Complex Numbers. This can be used as a quick revision material for WBJEE entrance examination. This is not an easy topic. You need to do a lot of practice to master this topic.  About 3-5 questions are asked from this chapter in WBJEE examination.

    Definition:  A complex number is a number that can be written in form x + iy, where x and y are real numbers and i is an imaginary part.

    WBJEE 2017: Syllabus-Mathematics

    Some important concepts and formulae are given below:

    WBJEE Complex Number

    JEE Advanced 2017 Question Papers: Paper 1 and Paper 2

    Some important solved questions are given below:

    Question 1:

    WBJEE Complex number Question 1

    Solution 1:

    WBJEE Complex number Solution 1

    Hence, the correct option is (b).

    JEE Main-2017: Important topics & books

    Question 2:

    WBJEE Complex number Question 2

    Solution 2:

    WBJEE Complex number Solution 2

    Hence, the correct option is (a).

    Question 3:

    WBJEE Complex number Question 3

    Solution 3:

    WBJEE Complex number Solution 3

    Hence, the correct option is (c).

    JEE Advanced-2017: Topper's Interview - Akshat Chugh (AIR-2)

    Question 4:

    WBJEE Complex number Question 4

    Solution 4:

    WBJEE Complex number Solution 4

    Hence, the correct option is (d).

    Question 5:

    WBJEE Complex number Question 5

    Solution 5:

    WBJEE Complex number Solution 5

    Hence, the correct option is (b).

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    UPSEE Solved Question Paper: 2015

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