Matlab.

I am posting small part of my full assignment kindly do not leave it undone.. its not even the complete assignment. Thank you

This is MATLAB

Exercise 6: Change the elements of arr4 such that first two elements in first row and first two elements in the second row are set to 1. Exercise 7: With reference to the given matrix arayl, determine the following: a. What is the size of array?? b. What is the value of array(1,4)? c. What is the size and value of array10., 1:2:5)? d. What is the size and value of array1([1 3), end)? e. array(3. :) farray(, 3) g. array(1:2:3, [3 3 41) h. array1([1 1]. :) 10.0 0.5 0.0 -1.1 array1 = 2.1 0.1 5.1 2.1 -3.5 6.07 -6.6 2.8 3.4 0.3 -0.4 1.3 0.0 1.1-2.0 7 Exercise 8: Execute the following operations in MATLAB and observe their output: a. a 2:3:8; b. b = [a'a'a'); c. ob(1:2:3, 1:2:3); d.da+b(2.:): e. w-zeros(1, 3) ones(3, 1)' 3:5'); f. b([13), 2)-([31].2); ge-1:-1:5