3, 4, 5, E, T, B, 9 and 10 Find a power series representation for the function and determine the interval of convergence. 2 5. f(x = 3-T8. fr 2x2 + 113. a. Use differentiation to find a power series representation for 1 f(x) = (1 + x)2 What is the radius of convergence? ANSWER ! b. Use part (a) to find a power series for 1 f(z) = (1 + x) ANSWER ! c. Use part (b) to find a power series for f(x) = (1 + x) 3 ANSWER !15, 16, 17, 18, 19 and 20 Find a power series representation for the function and determine the radius of convergence. 15. f(x) = In(5 - x) ANSWER !3 18. f(z) = 2-T