Class 12 Math Algebra Determinants
If the sum of the elements of inverse of the matrix \left[
\begin{array}\\
-3 & 2 \\
5 & -3 \\
\end {array} 
\right]
is .Find

(a)
13
Correct answer: (a) 
Solution: 
co factor matrix
Adjoint matrix
determinant
  sum of elements
 

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Similar topics
determinants
matrices
binomial theorem
complex numbers and quadratic equations
sequences and series
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Connecting you to a tutor in 60 seconds.
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determinants
matrices
binomial theorem
complex numbers and quadratic equations
sequences and series