(b) Say whether the following are open or closed or neither.Give a reason to your answer. 1. Q. 2. the interval (0, 1]. 3. (0,1. -) 4. Z

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.