If A is a matrix of order 3 3 , then the number of minors in determinant of A are………….

Determinants — Class 12 Maths Solution

exemplar fill FillBlank NCERT,Exemp,Q.43, Page.83

Question

If $A$ is a matrix of order $3 \times 3$, then the number of minors in determinant of $A$ are………….

Step-by-step Solution

If $A$ is a matrix of order $3 \times 3$,

then the number of minors in determinant of $A$

are 9 . [since, in a $3 \times 3$ matrix, there are 9 elements]

NCERT & Exemplar solution for CBSE Class 12 Mathematics, Determinants. Curated by Sachin Sharma. Free for all students.