Home › UP Board Class 12 › Mathematics › Determinants › Expanding a determinant along different rows giv…
Expanding a determinant along different rows gives:
AAlways a zero
BOnly positives
CThe same value
DDifferent value
Answer & Solution
Correct answer: C. The same value
1. A determinant is a single number for the matrix.
2. The route to it does not change what it is.
3. Expanding along any row or column gives the same value.
4. So the answer is the same value.
_Source: NCERT Class 12 Mathematics, Ch 4 'Determinants'_
Related questions
Determinants take each square matrix to exactly how many values?The adjoint of a matrix is assembled out of its:Which of these is worked out first, before the cofactor?The signed minor of an element is written using which letter:The determinant of a matrix may be a number that is:A matrix that is not square has a determinant that is:Determinants can solve systems in two or three:Systems of linear equations can be solved using the inverse of a: