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Question

The output of the following command is
a=[1 2 3;4 0 0;3 0 9]; spy(A)

a.

a graph of sparsity

b.

a pattern of sparsity

c.

syntactical error

d.

logical error

Posted under MATLAB

Answer: (a).a graph of sparsity

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Q. The output of the following command is

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