1- Are the following matrices Symmetric, skew - Symmetric or orthogonal ? 9 -12 O 12 -20 @A= -9 203@A= 10 [4/9 8/9 4/9, € A= -7/9 4/9 -4/9 --9/9 1/9 819- / O O

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A: a) Given circuit shown α=1β=9

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A: It is given that:

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A: The solution is given below

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A: The solution is given below.

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A: Nodal analysis

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Q: i need the answer quickly

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A: Given, Matrix C=2-263

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A: Given information is shown below:To find:

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Solenoidal Vector Field

In Physics and Mathematics vector calculus attached to each point in a subset of space, there is an assignment of a vector in a field called a vector field.