Matrices & Determinants
Rank
Grade 12
Question:
<p>If determinant \(\Delta\) = 0, then rank of matrix is:</p>
full
less than order
equal to order
1
Step-by-Step Solution
Key Concept: Zero determinant implies rank is less than order.
1. $\Delta$ = 0
2. Matrix is singular
3. Rank $<$ order
Correct Answer: 2