Question: Given the complex numbers z1 = 2 - 3i and z2 = -4 + 5i, find the product of their conjugates.
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Math question: Find the limit as x approaches 0 of (e^x - 1 - x) / (sin(3x) - 3x) using L'Hospital's Rule.
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What is the general form of the exponential function that represents growth and decay, and what are the key characteristics of two specific exponential functions f(x) = 10^x and f(x) = e^x?