Math miscellaneousHard
Question
If A = 
then
thenOptions
A.Adj (Adj A) = I
B.|Adj(AdjA)| = 1
C.|AdjA| = A
D.All of these
Solution
By the properties option (2) is correct.
Create a free account to view solution
View Solution FreeMore Math miscellaneous Questions
The average marks of boys in a class is 52 and that of girls is 42. The average marks of boys and girls combined is 50. ...If = y + 3 > 0 and y (0) = 2 , then y (ln2) is equal to...Number of divisors of 1024 × (225)2 × (25)7 which are of the form 3k + 1 (where k is a whole number) is equal ...There are n married couples at a party. Each person shakes hand with every person other than her or his spouse. The tota...If = ax − 12, then ′a′ is equal to :...