MATLAB!!

4. Solve the following system of equations using Cramer's rule 5. Read in three matrices A, B and C and calculate the following 0 12 31 5 2 6 3 1 4 7 8 9 10 11 0 1 2 4 5 2 -3 13 5 a. c2 (2) A B 6. Define a function in a file named avexm that accepts an input vector, calculates the average of the values, and returns a single result. Test the function using 10 random numbers between 20 and 40 4. Solve the following system of equations using Cramer's rule 5. Read in three matrices A, B and C and calculate the following 0 12 31 5 2 6 3 1 4 7 8 9 10 11 0 1 2 4 5 2 -3 13 5 a. c2 (2) A B 6. Define a function in a file named avexm that accepts an input vector, calculates the average of the values, and returns a single result. Test the function using 10 random numbers between 20 and 40