CALCULUS
WITH ANALYTIC
GEOMETRY
SECOND EDITION
GEORGE F. SIMMONS
Colorado Springs
Colorado College,
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CALCULUS WITH ANALYTIC GEOMETRY
© 1996, 1985 by The McGraw-Hill Companies, Inc. All rights reserved.
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ISBN 0-07-057642-4
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Library of Congress Cataloging-in-Publication
Data
Simmons, George Finlay, (date).
Calculus with analytic geometry/by
George F. Simmons.-2nd ed.
p. cm.
Includes bibliographical references
ISBN 0-07-057642-4
I. Calculus.
2. Geometry, Analytic.
199
and index.
I. Title.
QA303.S5547
515'.15-dc20
95-38343
I TERNATIONAL EDITION
Copyright© 1996. Exclusive rights
export. This
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When ordering this title, use ISBN 0-07-114 716-0.
ABOUT
THE AUTHOR
George F. Simmons has the usual academic degrees (CalTech, Chicago, Yale)
and taught at several colleges and universities
orado College in 1962. He is also the author of Introduction
Modern Analysis (McGraw-Hill, 1963), Differential
and Historical Notes (McGraw-Hill,
ematics in a Nutshell (Janson Publications,
and Memorable Mathematics (McGraw-Hill,
before joining the faculty of Col
to Topology and
1972, 2nd edition 1991), Precalculus
Math
1992).
1981 ), and Calculus Gems: Brief Lives
Equations with Applications
When not working or talking or eating or drinking or cooking, Professor
Sim
mons is likely to be traveling (Western and Southern Europe, Turkey, Israel,
Egypt, Russia, China, Southeast
Asia), trout fishing (Rocky Mountain states),
playing pocket billiards,
raphy, science, and enough thrillers
his personal heroes is the older friend who once said to him, "I should probably
spend about an hour a week revising my
to achieve enjoyment without guilt).
or reading (literature,
biography and autobiog
opinions."
history,
One of
For My Grandson Nicky
without young people to continue
to wonder and care and study and learn,
it's all over.
With all humility, I think "Whatsoever
nitely more important than the vain attempt to love one's neighbor as oneself.
to hit a bird on the wing, you must have all your will
ing about yourself,
be living in your eye on that bird. Every achievement
thy hand findeth to do, do it with thy might" infi
If you want
in a focus; you must not be think
you must
and, equally, you must not be thinking about your neighbor;
is a bird on the wing.
Oliver Wendell Holmes
If you bring forth what is within you, what you bring forth will save you. If you do not
bring forth what is within you, what you do
not bring forth
will destroy you.
Jesus. The Gospel of Thomas
in the Nag Hammadi manuscripts
The more I work and practice,
the luckier I seem to get.
Gary Player
(professional
golfer)
A witty chess master once said that the difference between a master and a beginning chess
player is that the beginner has everything
clearly fixed in mind, while to the master every
thing is a mystery.
N. la. Vilenkin
Marshall's
Generalized
Iceberg Theorem: Seven-eighths
of everything can't be seen.
Everything
should be made as simple as possible,
but not simpler.
Albert Einstein
CONTENTS
Preface to the Instructor
To the Student
xiii
XXlll
PART I
1
NUMBERS, FUNCTIONS,
AND GRAPHS
I. l Introduction
1.2 The Real Line and Coordinate Plane. Pythagoras
1.3 Slopes and Equations of Straight
1.4 Circles and Parabolas.
Descartes
l.5 The Concept of a Function
l.6 Graphs of Functions
l.7 Introductory Trigonometry.
Lines
and Fermat
The Functions sin 8 and cos 8
Review: Definitions,
Concepts, Methods
Additional Problems
2
THE DERIVATIVE OF A
FUNCTION
THE COMPUTATION OF
3
DERIVATIVES
2.1 What is Calculus? The Problem of Tangents
2.2 How to Calculate
2.3 The Definition
2.4 Velocity and Rates of Change. Newton and Leibniz
2.5 The Concept of a Limit. Two
Trigonometric Limits
2.6 Continuous Functions. The Mean Value Theorem and
the Slope of the Tangent
of the Derivative
Other Theorems
Review: Definitions,
Concepts, Methods
Additional
Problems
of Polynomials
3.1 Derivatives
Rules
3.2 The Product and Quotient
3.3 Composite Functions and
the Chain Rule
3.4 Some Trigonometric
3.5 Implicit
3.6 Derivatives
of Higher Order
Derivatives
Functions and Fractional Exponents
Review: Concepts, Formulas, Methods
Additional
Problems
4
APPLICATIONS OF
DERIVATIVES
and Decreasing Functions. Maxima
and Minima
4.1 Increasing
4.2 Concavity and Points of Inflection
4.3 Applied Maximum and Minimum Problems
4.4 More Maximum-Minimum Problems. Reflection
and Refraction
4.5 Related Rates
vii
1
2
11
15
22
30
37
46
47
51
53
58
62
68
74
81
81
83
88
92
98
102
107
111
111
115
120
123
131
139
Vlll
CONTENTS
4.6 Newton's Method for Solving
4.7 (Optional)
Applications
Review: Concepts,
Additional
143
146
to Economics. Marginal Analysis
1 56
156
Methods
Problems
Equations
5 5.1 Introduction
INDEFINITE INTEGRALS 5.2 Differentials
AND DIFFERENTIAL 5.3 Indefinite
and Tangent Line Approximations
by Substitution
Integrals. Integration
EQUATIONS 5.4 Differential
5.5 Motion under Gravity.
Equations. Separation
Escape Ve
locity
of Variables
Review:
Concepts,
Additional
Problems
Methods
DEFINITE INTEGRALS 6.2 The Problem
of Areas
6 6.1 Introduction
163
163
170
178
and Black Holes 1 8 1
188
188
190
191
194
Riemann 197
Special
Integrals.
Sums
203
206
2 1 3
217
217
2 1 8
222
225
231
236
240
244
252
254
254
257
6.3 The S igma Notation
and Certain
6.4 The Area under a Curve. Definite
6.5 The Computation
6.6 The Fundamental
6.7 Properties
of Definite Integrals
of Areas as Limits
Theorem of Calculus
Methods
Review:
Concepts,
Additional
Appendix:
Problems
The Lunes of Hippocrates
The Intuitive
APPLICATIONS OF 7.2 The Area between Two
7 7.1 Introduction.
INTEGRATION 7.3 Volumes:
7.4 Volumes:
7.6 The Area of a Surface
7.7 Work and Energy
7.8 Hydrostatic
7.5 Arc Length
The Disk Method
The Method of Cylindrical
Shells
of Revolution
Curves
Force
Meaning of I ntegration 221
Review:
Concepts,
Additional
Appendix:
Methods
Problems
Archimedes
and the Volume of a Sphere
PART II
8 8.1 Introduction
LOGAHITHM IT TCTIONS 8.3 The Number e and the
EXPONENTIAL AND 8.2 Review of
Exponents
y = ex
8.4 The Natural
8.5 Applications.
8.6 More Applicati
and Logarithms
Function
Function
y = In x. Euler
260
261
264
269
Decay 277
Growth and Radioactive
283
etc.
287
288
Logarithm
Population
ons. Inhibited
Formulas
Population
Growth,
Concepts,
Review:
Additional
Problems
9 9.1 Review of Trigonometry
FUNCTIONS 9.3 The Integrals
TRIGONOMETIUC 9.2 The Derivatives
of the Sine
and Cosine
of the Sine and Cosine.
292
301
The Needle Problem 306
CONTENTS
IX
of the Other Four
Functions
9.4
9.5
9.6
9.7
Trigonometric
The Derivatives
The Inverse
Simple Harmonic
(Optional)
Review:
Additional
Motion.
Hyperbolic
Definitions,
Problems
Formulas
Functions
Functions
The Pendulum
for Dealing
Fractions
Trigonometric
Integrals
tions
Introduction.
The Basic Formulas
The Method of Substitution
Certain
Trigonometric Substitu
Completing
the Square
The Method of Partial
Integration
by Parts
A Mixed B ag. Strategy
Miscellaneous
Numerical
Review:
Additional
Appendix
Integration. Simpson's
Rule
E = l · l · ± · ± · .§. • .§. • • •
I: The Catenary, or Curve of a Hanging
Appendix 2 · Wallis's Product
Problems
f=l-t+t-t+ ...
Appendix 3: How Leibniz
.
3
3 5
2 1
Discovered His Formula
with Integrals
Formulas,
Methods
5 7
Types
of
Chain
System
The Center of Mass of a Discrete
Centroids
The Theorems
Moment of Inertia
Review:
Additional
Problems
Definitions,
Concepts
of Pappus
3 1 0
3 1 3
3 1 9
324
330
330
334
337
340
344
348
351
357
362
369
375
375
378
380
382
384
386
391
393
396
396
398
400
404
409
414
424
424
427
432
439
445
451
455
461
465
470
470
10 IO.I
METHODS OF 1 0.2
INTEGRATION 1 0.3
1 0.4
1 0.5
10.6
10.7
10.8
1 0.9
11 I I. I
FlJRTHEH APPUCATIOl\S OF 1 1.2
INTEGRATION 1 1.3
1 1.4
12 1 2.1
INDETERMINATE FORMS 1 2.2
AND IMPROPER INTEGRALS 1 2.3
1 2.4
1 2.5
The Mean Value Theorem Revisit
ed
te Form 010. L'Hospital
's Rule
Introduction.
The Indetermina
Other Indeterminate
Forms
Improper
The Normal Distribution.
Review: Definitions,
Problems
Additional
I ntegrals
Gauss
Concepts
13 1 3. 1
INFINITE SERIES OF 1 3.2
CONSTANTS 1 3.3
1 3.4
1 3.5
1 3.6
1 3.7
1 3.8
of Convergent
Series
Terms. Comparison Tests
Sequences
and Divergent Series
Properties
of Nonnegative
What Is an Infinite Series ?
Convergent
Convergent
General
Series
Test. Euler's
The Integral
The Ratio Test and Root Test
The Alternating
Review:
Additional
Definitions,
Problems
Concepts,
Tests
Constant
Series Test.
Absolute
Convergence
x
CONTENTS
1: Euler's Discovery of the Formula L] :2 = :2 476
2: More about
3: The Series
Irrational
L l!Pn of the Reciprocals of
1T ls Irrational 478
the Primes 480
Appendix
Appendix
Appendix
Numbers.
14 1 4. 1 Introducti
on
POWER SERIES 1 4.2 The Interval
1 4.3 Differentiation
1 4.4 Taylor Series
1 4.5 Computations
14.6 Applications
14.7 (Optional)
14.8 (Optional)
of Convergence
and Integrat
and Taylor's Formula
Using Taylor's Formula
to Differential
Equations
Operations
Complex Numbers and Euler's
on Power Series
Formula
ion of Power Series
Formulas, Methods
Review:
Concepts,
Additional
Appendix:
Problems
The Bernoulli
Discover
ies of Euler
Numbers and Some Wondetful
PART III
15 1 5.1 Introduction.
Sections of a Cone
CONIC SECTIONS 1 5.2 Another
Look at Circles
and Parabolas
1 5.3 Ellipses
1 5.4 Hyperbolas
1 5.5 The Focus-Directrix-Eccentricity
Definitions
1 5.6 (Optional)
Equations. Rotation of Axes
Second-Degree
Review:
Additional
Definitions,
Problems
Properties
16 1 6. 1 The Polar Coordinate System
POLAR COORDINATES 1 6.2 More Graphs of Polar Equations
1 6.3 Polar Equations of Circles, Conics, and Spirals
1 6.4 Arc Length and Tangent Lines
1 6.5 Areas in Polar Coordinates
Review:
Concepts,
Additional
Formulas
Problems
483
484
489
494
504
509
5 14
521
523
523
525
529
5 3 1
535
543
550
552
557
558
560
564
569
575
580
583
583
17 1 7.1 Parametric
PARAMETRIC EQUATIONS. 1 7.2 The Cycloid
VECTORS IN THE PLANE 1 7.3 Vector Algebra.
1 7.4 Derivatives
1 7.5 Curvature
1 7.6 Tangential
1 7.7 Kepler's
Equations
of Curves
and Other Similar Curves
The Unit Vectors i and j
of Vector Functions. Velocity
586
592
600
and Acceleration 605
and the Unit Normal Vector
and Normal Components of
Acceleration 6 1 5
Laws and Newton's Law of Gravitation 619
627
Review:
Concepts,
Additional
627
Problem 629
Appendix:
Formulas
Problems
Bernoulli's
of the Brachistochrone
Solution
6 11