Question 2 - CBSE Class 12 Sample Paper for 2018 Boards - Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

Last updated at March 16, 2023 by Teachoo

If A = [a
_{
ij
}
] is a matrix of order 2 Γ 2, such that |A|Β = β15Β and C
_{
ij
}
represents the cofactor of a
_{
ij
}
, then find a
_{
21
}
c
_{
21
}
+ a
_{
22
}
c
_{
22
}

This is a question of CBSE Sample Paper - Class 12 - 2017/18.

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.

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