Search any question & find its solution
Question:
Answered & Verified by Expert
Let $A$ and $B$ be two square matrices of order 3 and $A B=O_{3}$, where $O_{3}$ denotes the null matrix of order 3. Then,
Options:
Solution:
1193 Upvotes
Verified Answer
The correct answer is:
may be $A \neq O_{3} . B \neq O_{3}$
Since, product of two non-null matrix can be a null matrix.
Therefore, may be
$$
A \neq O_{3}, B \neq O_{3}
$$
Therefore, may be
$$
A \neq O_{3}, B \neq O_{3}
$$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.