Find the derivative of the following functions and simplify. xz31+5 2?. f(x) = xalx 'i' (Use product Rule} is. y = x3\" [Use Quotient Rule}- 25'. x) = (3x3 + din"\"3 [Use Chain Rule] 30. Suppose a sum of $1500 is deposited in an account with interest rate of 1' percent per year compounded monthly. At the end of it} years, the balance in the account is given by r 12!] A = 15oo(1 +m) Find the rate of change of A with respect to r if r = 5