Precalculus
Demana Waits Foley Kennedy
Precalculus

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Chapter 1 Solutions

Section 1.2, Extension of Exercise 83 (page 101)
Answers

(a) f(x) is not bounded below.
(b) 0. It is in the range.
(c) -0.25. It is in the range.
(d) -1. It is in the range.
(e) q(x) is not bounded below.


Section 1.4, Extension of Exercise 75 (page 130)
Answers

(d) The ball clears the fence for both angles. The optimal angle appears to be 30°.

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