If then
A=C
A=D
A=B
None of these
As we have learned
Property of determinant -
If rows be changed into columns and columns into the rows , then the values of the determinant remains unaltered.
-
since A and B can be obtained by interchanging rows and columns they are identical.
Option 1)
A=C
Option 2)
A=D
Option 3)
A=B
Option 4)
None of these
Study 40% syllabus and score up to 100% marks in JEE