What is a matrix?, A matrix is a rectangular array of numbers or expressions arranged in rows and columns., A matrix is a square array of numbers or expressions arranged in rows and columns., What is a zero (or null) matrix?, A matrix where all elements are zero., A matrix where all elements are 1., What is a row matrix?, A matrix with only one row., A matrix with 2 row., What is a column matrix?, A matrix with 2 column., A matrix with only one column., What is the correct square matrix?, 2×2, 3×3, 2x3,3x2, What is a transpose of a matrix?, A new matrix created by rows with columns., A new matrix created by swapping rows with columns., What is a diagonal matrix?, A square matrix where all non-diagonal elements are zero., A square matrix where all non-diagonal elements are five., What is a symmetric matrix?, A matrix that is equal to its transpose., A matrix that is not equal , What is the identity matrix?, A square matrix with 1s on the diagonal and 0s elsewhere., matrix with 1s on the diagonal and 2s, What is the rank of a matrix?, The maximum number of linearly independent row or column vectors in the matrix., The manimum number of linearly independent row or column .

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