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Unformatted text preview: Determine how much time is required for an investment to triple in value if interest is earned at an annual rate of 5.75 %, com-pounded continuously. [Your answer may contain a logarithm; you do not need to simplify.] Math 1110 (Fall 2011) HW2 Presentation Problems 2 Question 2. (14 points) Determine whether the following statements are (always) true or (at least sometimes) false, and circle your response. Please give a brief explanation (in complete sentences!) – a reason why it’s true, or an example where it fails. (a) If f ( x ) is a one-to-one function and is never zero, then the function h ( x ) = 1 f ( x ) is also one-to-one. TRUE FALSE (b) If f ( x ) and g ( x ) are two functions, then f ◦ g ( x ) = g ◦ f ( x ) whenever both sides of the equation are deﬁned. TRUE FALSE...
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This note was uploaded on 03/01/2012 for the course MATH 1110 at Cornell.