QUESTION 13 Let z and w be complex numbers that satisfy z* + 2w = 50 and 28 = w(1 - i) with Re(2) > 0. Find w. Answer : w = Number + Number QUESTION 15 Suppose z is a complex number satisfying z - - = 3 + 2. Find the length (or modulus) of z + - Express your solution in closed form. Note : If the answer is $ 12345 then input 12345 3 or 12345*(1/3)