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:
JEE Advanced 2017 Question Papers: Paper 1 and Paper 2
Some important solved questions are given below:
Question 1:
Solution 1:
Hence, the correct option is (b).
JEE Main-2017: Important topics & books
Question 2:
Solution 2:
Hence, the correct option is (a).
Question 3:
Solution 3:
Hence, the correct option is (c).
JEE Advanced-2017: Topper's Interview - Akshat Chugh (AIR-2)
Question 4:
Solution 4:
Hence, the correct option is (d).
Question 5:
Solution 5:
Hence, the correct option is (b).
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UPSEE Solved Question Paper: 2015