Matrices & Determinants
Special determinants
Grade 12
Question:
<p>If determinant has a triangular form, its value is:</p>
<p>(A) sum of diagonal</p>
<p>(B) product of diagonal</p>
<p>(C) 0</p>
<p>(D) 1</p>
Step-by-Step Solution
Key Concept: Triangular determinant equals product of diagonal elements.
1. Identify triangular matrix
2. Multiply diagonal elements
3. Answer = product
Correct Answer: 2