# WBJEE: Important Questions and Preparation Tips – Relations and Functions

The topic “**Relations and Functions**” is very important topic of algebra in West Bengal Joint Entrance Examination(WBJEE). Students are always confused between Relation and Function. In this article, all WBJEE aspirants can easily understand the difference between Relation and Function. This article includes important topics like **relation, types of relations, functions, types of functions** etc. About** 2-4** questions are being asked from this chapter in WBJEE examination. This article contains all important formulae and previous year questions related to chapter Relations and Functions. The concept given in this article is in concise form and can be used for revision before WBJEE entrance examination.

Some questions are also given in the articles which have been asked in the previous year WBJEE engineering entrance exams.

**Important Questions and Preparation Tips - Complex Numbers**

**Important concepts of Relations:**

**Important concepts of Functions:**

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**Some important solved questions are given below:**

**Question 1:**

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**Solution 1:**

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**Question 2:**

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**Solution 2:**

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**Question 3:**

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**Solution 3:**

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**Preparing for JEE Main and CBSE Board Exams together**

**Question 4:**

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**Solution 4:**

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**Question 5:**

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**Solution 5:**

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**Chemistry Online Test Haloalkanes and Haloarenes**

**WBJEE 2014 Solved Physics Question Paper**