7. Use separation of variables to solve 1= sin(z) 31/2 #(0) = 1. Express your solution in explicit form. 9 8. Find interval of convergence and radius of convergence of power series f(x) = (x- 1) 2" Vn (Note: Fully support your answer and state the name(s) of any test(s) used. Be sure to check the endpoints for convergence)