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4 o Lab 4: Data Preparation- NumPy Library (like a list of lists), a 3-D array is a 1-D array of 2-D arrays (a list of lists of lists), and, more generally, an n-dimensional array is a 1-D array of (n-1)-dimensional arrays (a list of lists of lists of lists...), Each dimension is called an axis. For a 2-D array, the O-axis indexes the rows and the l-axis indexes the columns. Elements are accessed using brackets and indices, with the axes separated by commas. let at 114 tayo. A. I 1. 2. 3. 411) ricette of the many at 0, 11, A. 2) pelet of 2-0 se 1-5 any." AD Create a 2-er by pin 1 of 1 IN TAYO 11:23 An elements of the with The site of 3-5 were 1- Day 2 Exercise 1.1: Write a function that defines the following matrices as Numpy 4 -5 6 arrays. A = G ; ) 4.] B = -1; 93. Return the matrix product 32 -7 -21 AB. Hint: use help() function to see how np.dot() function can be used! Exercise 1.2: Explore how np.ndarray() can be used! Give an example