If |A| = 4 , |B| = 3 Then find |AB ?|

Asked by Last Modified  

24 Answers

Learn Class XI-XII Tuition (PUC)

Follow 1
Answer

Please enter your answer

Avinash Haran

GMAT Math Expert

|AB| = 12.. Mod value is always positive.
Comments
Dislike Bookmark

Application oriented with 10 yrs exp

If both are of same order, then det(A).Det(B)=Det(AB) So, 4x3=12
Comments
Dislike Bookmark

Tutor

|AB|=|A||B|
Comments
Dislike Bookmark

Mathematics Teacher

12
Comments
Dislike Bookmark

SME in Mathematics & Statistics

Considering both the matrices A and B are of same order, IABI = IAI x IBI = 4 x 3 = 12
Comments
Dislike Bookmark

GMAT Math Expert

Mod of any value is always positive. Possible values for A= 4 or -4 and for B = 3 or -3.. So Mod of +12 or -12, answer is always 12.
Comments
Dislike Bookmark

Tutor

|A|=4 |B|=3 So |AB|=|A| |B|= 4 x 3 = 12
Comments
Dislike Bookmark

Abhishek S ( M.Pharm.MBA) tutor for IB/International/IGCSE

12
Comments
Dislike Bookmark

Tutor for JEE-Main, JEE Advanced, NEET, IB etc

5
Comments
Dislike Bookmark

Mathematics Teacher

3*4=12
Comments
Dislike Bookmark

View 22 more Answers

Related Questions

s l arora for physics r c mukharjee
r c mukharjee
Ravi Ranjan S.
A box contains 12 balls out of which 7 are red and rest are green. In how many ways can a random sample of 8 balls be drawn from the bag so that at the most 3 red balls are included in the sample and no sample has all the 8 balls of the same colour?
7C3*5C5 =( 7!/3!*(7-3)! ) / 1 = 7*6*5*4! /3!*4! = 7*5 =35
Vikna
what is the effect of theory of relativity in our life?
The most immediate one is that your GPS systems would go crazy if one did not apply relativistic corrections. Also our satellite images would be rather inaccurate had scientist not applied the theory of...
Thirupathi
A solid sphere of uniform density and radius 4 units is located with centre at origin.Two spheres of equal radii 1 unit, with centres at A(-2,0,0) and B (2,0,0) are taken out of the solidleaving behind spherical cavities.Then: 1. the gravitational force due to this at origin is zero. 2. the gravitational force at B is zero 3. the gravitational potential is same at all points of the circle y2+ z2= 36 4. the gravitational potential at all points on the circle y2 + z2= 4
The gravitational potential at all points on the circle y2 + z2= 4
Edify Coaching Classes
What is the gravity value at the moon?
gravity value at the moon is about 1.625 m/s2
Raju P

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Notepad habit
A notepad should be carried with the student, in which he/she writes formulas or theorems or rules related to topic in any subject , which are important for exams. This notepad things should be read regularly...

Manish Bhardwaj

0 0
0
Basic Accounting Terms:1 (ICSE Class 9: Commercial Studies/CBSE Class XII/FYJC Or Class 11 Commerce Book Keeping)
Basic Acconting Terminologies -

Rajiv Vadera

0 0
0
HOW TO REMOVE EXAM FOBIA
EXAMS ARE ALWAYS FEARED THE STUDENTS, BUT THIS FEAR CAN BE OVERCOME. 1. THINK POSITIVE 2. LEARN CONTINUESLY AND REPEAT. 3.STUDY IN EARLY MORNING. 4. TRY TO WRITE WHAT TO REMEBER. 5. NEVER LOSE HOPE...
M

Mohit S.

1 0
0
Sole Proprietorship Firm - Features, Merits, Demerits
What is a sole proprietorship firm? What are its features, merits and demerits? (3 videos)

Rajiv Vadera

0 0
0
Failing in relatively easy subjects - remedies
Often most parents complains that their ward cleared many hard subjects but could not cleared the easy subject. The students perception about the subject makes it easier or harder not the course content....
B

Babu T

0 0
0

Recommended Articles

Meet Urmila, an MBBS tutor from Bangalore

Urmila is a passionate teacher with over 8 years of experience in teaching. She is currently pursuing her Ph. D. She provides classes for Class 11, Class 12, MBBS and Medical tuition.  Urmila began her career in teaching long before she became a teacher. She used to provide classes for foreign national students in her college...

Read full article >

Meet Sandhya R, a B.Sc tutor from Bangalore

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Meet Radhe Shyam Burman, an MBA Tutor from...

Radhe Shyam is a highly skilled accounts and finance trainer with 8 years of experience in teaching. Accounting is challenging for many students and that’s where Radhe Shyam’s expertise comes into play. He helps his students not only in understanding the subject but also advises them on how to overcome the fear of accounts...

Read full article >

Meet Swati, a Hindi Tutor from Bangalore

Swati is a renowned Hindi tutor with 7 years of experience in teaching. She conducts classes for various students ranging from class 6- class 12 and also BA students. Having pursued her education at Madras University where she did her Masters in Hindi, Swati knows her way around students. She believes that each student...

Read full article >

Find Grade 12 Tuition near you
Grade 12 Tuition in Delhi
Grade 12 Tuition in Bangalore
Grade 12 Tuition in Chennai
Grade 12 Tuition in Hyderabad
Grade 12 Tuition in Kolkata
Grade 12 Tuition in Mumbai
Grade 12 Tuition in Pune
Grade 12 Tuition in Lucknow
Grade 12 Tuition in Noida
Grade 12 Tuition in Gurgaon
Online Tuition Class 12

Looking for Class 12 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you