Problem #7: (a) Solve the initial value problem (x - 1)y' - y = 16(x - 1), (2) = 0 (b) Write the largest interval (a, b) of x on which the solution is defined. If either a or b is infinite, type either infinity, or infinity. Enter the values of a and b (in that order) into the answer box below, separated with a comma. Enter your answer as a symbolic function of x, as in these examples Problem #7(a): Enter your answer symbolically, as in these examples Problem #7(b):

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