Week_2_solutions%281%29

# Week_2_solutions%281%29 - 1 WEEK 2 - SOLUTIONS TUTORIAL...

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1 WEEK 2 - SOLUTIONS TUTORIAL QUESTIONS 1. HPW 2.4 Problem 8, p. 93 Answer: 2 ) 12 5 ( ) ( x x g is not one-to-one, because ) ( ) ( 2 1 x g x g does not imply 2 1 x x . For example, 1 ) 5 / 13 ( ) 5 / 11 ( g g . 2. HPW 4.2 Problem 48, p. 180 Answer: 22 64 x xx  (3 ) (1 ) 0 x x  . Since x > 0, x = 3 3. KZB 1.1 Problem 12, p.5 Find the present value of \$100 due in 3 months if the rate is 11% p.a. simple interest. Answer: \$97.32 4. HPW 5.2 Problem 8, p.204 Answer: 5. HPW 5.2 Problem 12, p.204 Answer: 6. HPW 5.2 Problem 21, p.205 Answer: 7. HPW 5.2 Problem 24, p.205 Answer: 8. A student has to make four payments of a debt. The first is due in 1 month, the second and third in 6 months and the fourth in 12 months respectively. The first is

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## This note was uploaded on 03/19/2012 for the course ECON 1202 taught by Professor Lorettiisabelladobrescu during the Three '11 term at University of New South Wales.

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Week_2_solutions%281%29 - 1 WEEK 2 - SOLUTIONS TUTORIAL...

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