Question

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Answer 1

Given : -

$Matrix \ A = \left[\begin{array}{cccc}2&5&19&-7\\35&-2&\frac{5}{2} &12\\\sqrt{3} &1&-5&17\end{array}\right]$

Answers : -

i) Order of the matrix = 3 x 4.

ii) No. of elements = 3x4 = 12 elements

iii) $a_{13} = -7 \ ; \ a_{21} = 35 \ ; \ a_{33} = -5 \\a_{24} = 12 \ ; \ a_{23} = \frac{5}{2}$

Answer 2

See in the given attachment !!!!

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