Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
JEEMAIN and NEET
>>
JEEMAIN PAST PAPERS
>>
2006
Next similar question
Answer
Comment
Share
Q)
Let $A = \begin{bmatrix} 1 & 2 \\ 3 & 4 \end{bmatrix}$ and $B = \begin{bmatrix} a & 0 \\ 0 & b \end{bmatrix}$, $a, \; b,\; \in N$. Then :
( A ) there exists infinitely many $B's$ such that $AB = BA$
( B ) there exists exactly one B such that $AB = BA$
( C ) there exist more than one but finite number of $B's$ such that $AB =BA$
( D ) there cannot exist any B such that $AB = BA$
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...