Science:Math Exam Resources/Courses/MATH100 C/December 2023/Question 30/Statement

Let ${\textstyle f(x)}$ be a function with ${\textstyle f'(x),f''(x)>0}$ for all ${\textstyle x}$. What is the maximum number of horizontal asymptotes that such a function ${\textstyle f(x)}$ might have? What is the minimum number? Justify your answers carefully.