Find A + 2B – 3C.

by

A = \begin{bmatrix} 1 & 2 \\ -2 & 3 \end{bmatrix} and B = \begin{bmatrix} -2 & -1 \\ 1 & 2 \end{bmatrix} , C = \begin{bmatrix} 0 & 3 \\ 2 & -1 \end{bmatrix}
Find A + 2B – 3C

Solution:

ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 8 Matrices Ex 8.2

If A = \begin{bmatrix} 0 & -1 \\ 1 & 2 \end{bmatrix} and B = \begin{bmatrix} 1 & 2 \\ -1 & 1 \end{bmatrix}
Find the matrix X if :
(i) 3A + X = B
(ii) X – 3B = 2A

Solution:

ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 8 Matrices Ex 8.2

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