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Set sy Q3) Solve the following question by writing MATLAB commands, no need to show the results. Do not use if statement, for loop or while loop. a. Find the number of columns in the matrix 4 that does not contain any negative number b. The vector v contains students marks, find the minimum grade of student who passed the test. Passing grade is 60 c. Find the product of negative number in the vector b. note that might contain both positive and negative numbers 5 c. Find the product of negative number in the vector b, note that h might contain both positive and negative numbers. d. Find the percentage of positive numbers below 50 in the two-dimensional matrix 4 1 . Find how many elements in the variable A are integers, note that might be scalar, vector or matrix g. Plot the function below in a single figure that contains the plot of the first equation on the top and the second and the third equation on the bottom as shown in the figure. Plot the function for the period between and including -9 to 9. Eq.1 y- Eq2 Eq. 1 Eq3 w = 15x + 3x? Eq. 2 Eq. 3 2 V8