he graph gives the weight W of a person at age x. W (lb) 4 200- 150- 100 - 50 10 20 30 40 50 60 70 x (yr)

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Q: e graph of y =

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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.