This math topic focuses on converting logarithmic expressions with a natural base (denoted as 'e') into their equivalent exponential forms. It provides practice to understand the relationship between logarithmic and exponential representations, a fundamental concept crucial for algebra and calculus. The problems involve converting logarithms like \(\log_e x = k\) to \(e^k = x\) and vice versa. Each question offers multiple choices, facilitating learning on correct transformation techniques. This helps reinforce the understanding of base 'e', or Euler's number, in logarithmic contexts.