Daily Practice Problems
JEE Maths
Relations and Functions
daily practice problem

Question1:

The period of s  is [Level: Easy]

(a)                         

(b)               

(c)                  

(d) .

 

Question2:

Let  . The number of different ordered pairs (Y, Z) that can be formed such that  and  is empty is [Level: Difficult]

(a)

(b)               

(c)               

(d) .

 

Question3:

Let A and B be two sets containing 2 and 3 elements respectively. The number of subsets of AXB having 3 or more element is [Level: Difficult]

(a) 211                     

(b) 256                     

(c) 220                      

(d) 219.        

 

Question4:

The domain of the function  is [Level: Moderate]

(a)              

(b)           

(c)               

(d) .

 

Question5:

If  and ; then S [Level: Moderate]

(a) is an empty set                         

(b) contains exactly two elements

(c) contains exactly one element

(d) contains more than two elements.

 

Question6:

Let . Then [Level: Moderate]

(a)                       

(b)  

(c)

(d) none of these.

 

Question7:

Let  be a relation on the set  The relation is [Level: Easy]

(a) reflexive and symmetric only                      

(b) an equivalence relation                    

(c) reflexive only                

(d) reflexive and transitive only.

  

Question8:

Let  be a relation on the set . The relation R is [Level: Easy]

(a) not symmetric             

(b) transitive                       

(c) reflexive             

(d) a function.

 

Question9:

Consider functions  and  such that  exists, then. [Level: Easy]

(a) f is one-one and g is onto     

(b) f and g both are onto

(c) f is onto and g is one-one                  

(d) f and g both are one-one.

 

Question10:

Let A be a non-empty set and AXA has 9 elements among which two are (– 3,0) and (0,3). Then [Level: Easy]

(a) A = {–3, 0, 3}                            

(b) A = {0, 3}

(c) A = {–3, 0}                                 

(d) A = {–3, 3}.

 

Question11:

If B = {1, 2, 3} and A = {a, b}, then the total number of relations from B to A which are not functions, is [Level: Moderate]

(a) 8

(b) 9              

(c) 56                                    

(d) 60

 

Question12.

Period of   is [Level: Moderate]

(a)                        

(b)                 

(c) 2   

(d)  .

 

Question13.

Period of   is [Level: Moderate]

(a)                        

(b)                 

(c) not defined       

(d)  .

 

Question14.

If such that A = {1, 2, 3, 4, 5} and B = {a, b, c, d, e, f}, then the total number of onto functions is [Level: Moderate]

(a)             

(b)             

(c) 6!             

(d) 0  

 

Question15.

If   such that A = {1, 2, 3, 4, 5} and B = {a, b, c, d, e, f}, then the total number of one-one functions is [Level: Moderate]

(a)             

(b)             

(c) 6!             

(d) 0  

                  

Question16.

Range of the function  is [Level: Moderate]

(a)                                    

(b) R

(c)                           

(d) 

 

Question17.

Let  and  . Then for all x   is [Level: Difficult]           

(a) x               

(b) 1              

(c) f(x)                       

(d) g(x)

 

Question18.

If  then   is [Level: Moderate]                                

(a) one-one and onto                   

(b) one-one but not onto

(c) onto but not one-one            

(d) neither one-one nor onto

 

Question19.

Let Z be the set of all integers,  ,

 and

. If the total number of relations from  to  is , then the value of p is [Level: Difficult]

(a) 25            

(b) 9              

(c) 16            

(d) 49

 

Question20.

Let the function  is defined by  . Then the value of 

 is __________. [Level: Difficult]

(a) 17

(b) 18

(c) 19

(d) 20

**********

Problem-solving on JEE Maths Relations and Functions NCERT Chapter 2 after learning a theoretical concept is crucial for several reasons:

  1. Application of Knowledge: Problem-solving allows you to apply the theoretical concepts of the topic JEE Maths Relations and Functions you have learned to real-life situations. It helps you bridge the gap between abstract knowledge and practical scenarios, making the learning more relevant and meaningful.
  2. Understanding Deeper Concepts: When you encounter problems related to a theoretical concept that you learned in JEE Maths Relations and Functions NCERT Chapter 2, you are forced to delve deeper into its intricacies. This deeper understanding enhances your comprehension of the subject and strengthens your grasp of the underlying principles.
  3. Critical Thinking: Problem-solving encourages critical thinking and analytical skills. It requires you to analyze the problem, identify relevant information, and devise a logical solution. This process sharpens your mind and improves your ability to approach complex challenges effectively.
  4. Retention and Recall: Actively engaging in problem-solving reinforces your memory and improves long-term retention. Applying the concepts learned in Relations and Functions JEE Maths in practical scenarios helps you remember them better than passive reading or memorization.
  5. Identifying Knowledge Gaps: When you attempt to solve problems, you may encounter areas where your understanding is lacking. These knowledge gaps become evident during problem-solving, and you can then focus on filling those gaps through further study and practice. You can refer Relations and Functions JEE Maths Notes on LearnoHub.com
  6. Boosting Confidence: Successfully solving problems after learning a theoretical concept boosts your confidence in your abilities to handle Relations and Functions. This confidence motivates you to tackle more challenging tasks and improves your overall performance in the subject.
  7. Preparation for Exams and Challenges: Many exams, especially in science, mathematics, and engineering, involve problem-solving tasks. Regular practice in problem-solving prepares you to face these exams with confidence and perform well. It is also advised to take tests on Relations and Functions JEE Maths Online Tests at LearnoHub.com.
  8. Enhancing Creativity: Problem-solving often requires thinking outside the box and exploring various approaches. This fosters creativity and innovation, enabling you to come up with novel solutions to different problems.
  9. Life Skills Development: Problem-solving is a valuable life skill that extends beyond academics. It equips you with the ability to tackle various challenges you may encounter in personal and professional life.
  10. Improving Decision Making: Problem-solving involves making decisions based on available information and logical reasoning. Practicing problem-solving enhances your decision-making skills, making you more effective in making informed choices.

In summary, problem-solving after learning a theoretical concept on CBSE Relations and Functions JEE Maths is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.

All About Daily Practice Problems on JEE Maths Relations and Functions NCERT Chapter 2

Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on JEE Maths Relations and Functions NCERT Chapter 2 useful.

Last but not least, to get the best hold on JEE Maths Relations and Functions NCERT Chapter 2, do not forget to check out:

  • Relations and Functions JEE Maths Best videos
  • Relations and Functions JEE Maths NCERT Solutions
  • JEE Maths Relations and Functions Revision notes
  • Relations and Functions JEE Maths DPPs, Download PDF of solutions
  • JEE Maths Relations and Functions Online Tests
  • JEE Maths Sample papers

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