Could you please help me solve the below question:

Question 4. (8 points) (a) Using the integration by substitution method to determine the following integrals. i) fzc2(5.7;3 5)2d:v (b) Using the integration by parts method to determine the following integrals. Question 5. (8 points) Find all the rst and second order partial derivatives for the following functions with two or three variables: 1) m, y) = 10m+92 * (3:1: + 5y) ii) 9(33, 3;, z) = 8:323:22 3(3: + y + z)