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If $A=\left[\begin{array}{cccc}5 & -2 & 6 & 1 \\ 7 & 0 & 8 & -3 \\ \sqrt{2} & \frac{3}{5} & 4 & 3\end{array}\right]$ then write i. the number of rows in $A$, ii. the number of columns in $A$,
If $A=\left[\begin{array}{cccc}5 & -2 & 6 & 1 \\ 7 & 0 & 8 & -3 \\ \sqrt{2} & \frac{3}{5} & 4 & 3\end{array}\right]$ then write
i. the number of rows in $A$,
ii. the number of columns in $A$,
CBSE | Class 12 | Exercise 5A | Maths | Matrices | RS Aggarwal
If $A=\left[\begin{array}{cccc}5 & -2 & 6 & 1 \\ 7 & 0 & 8 & -3 \\ \sqrt{2} & \frac{3}{5} & 4 & 3\end{array}\right]$ then write
i. the number of rows in $A$,
ii. the number of columns in $A$,

Solution:

(i) Number of rows $=3$
(ii) Number of columns = 4

i

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