Chap 5 Review

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Exercise 1 Which of these pattern-book functions has a discontinuity?

$g(x)\equiv x^{-1}$       $g(x)\equiv -x^1$       $\text{dnorm}(x)$       $\sin (x)$      

question id: M3-01

Exercise 2 What is the period of the $\sin ()$ function?

1       $2/\pi$       $\pi /2$       $\pi$       $2\pi$      

question id: M3-02

Exercise 3 Which of the pattern-book functions has value very near zero over almost all of its domain?

$\text{dnorm()}$       $\sin ()$       $e^x$       $\ln ()$      

question id: M3-03

Exercise 4 Which of these pattern-book functions has value very near zero over almost half of its domain?

$\text{pnorm()}$       $\ln ()$       $x^{-1}$       $x^2$      

question id: M3-04

Exercise 5 Which of these pattern-book functions has value very near zero over almost half of its domain?

$e^x$       $\ln ()$       $x^{-1}$       $x^2$      

question id: M3-05

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