A logarithm log_b(x) answers the question: A What is x times b? B To what power must b be raised to get x? C What is b divided by x? D What is the square root of x? ✓ Correct Answer: Option B log_b(x) = y means b^y = x. Natural log (ln) uses base e. Common log uses base 10. Practice PCAT Exam Prep Quizzes → Browse All Questions Study Flashcards