Property
Diagonal matrices
- the entry in row i, column j
A diagonal matrix has zeros everywhere off the leading diagonal; the diagonal entries themselves are unrestricted.
14
questions use it
11
of them past-year
2023–2026
years it has appeared
0%
rated HARD
2
exams
Used alongside
How often each of these appears in the same solution as this one.
14 questions whose solution uses this
Every one was read individually — a question is here because its solution invokes this, not because the stem mentions it.
Every identity this chapter tests, with its own question set.
All Matrices & Determinants formulas