Precalculus Enhanced with Graphing Utilities (7th Edition)
7th Edition
ISBN: 9780134119281
Author: Michael Sullivan, Michael Sullivan III
Publisher: PEARSON
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Textbook Question
Chapter 14.3, Problem 5AYP
True or False Some rational functions have holes in their graph. (pp. 237-238)
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3.
Consider the sequences of functions f₁: [-π, π] → R,
sin(n²x)
An(2)
n
f pointwise as
(i) Find a function ƒ : [-T,π] → R such that fn
n∞. Further, show that fn →f uniformly on [-π,π] as n → ∞.
[20 Marks]
(ii) Does the sequence of derivatives f(x) has a pointwise limit on [-7, 7]?
Justify your answer.
[10 Marks]
1. (i) Give the definition of a metric on a set X.
[5 Marks]
(ii) Let X = {a, b, c} and let a function d : XxX → [0, ∞) be defined
as d(a, a) = d(b,b) = d(c, c) 0, d(a, c) = d(c, a) 1, d(a, b) = d(b, a) = 4,
d(b, c) = d(c,b) = 2. Decide whether d is a metric on X. Justify your answer.
=
(iii) Consider a metric space (R, d.), where
=
[10 Marks]
0
if x = y,
d* (x, y)
5
if xy.
In the metric space (R, d*), describe:
(a) open ball B2(0) of radius 2 centred at 0;
(b) closed ball B5(0) of radius 5 centred at 0;
(c) sphere S10 (0) of radius 10 centred at 0.
[5 Marks]
[5 Marks]
[5 Marks]
(c) sphere S10 (0) of radius 10 centred at 0.
[5 Marks]
2. Let C([a, b]) be the metric space of continuous functions on the interval
[a, b] with the metric
doo (f,g)
=
max f(x)g(x)|.
xЄ[a,b]
= 1x. Find:
Let f(x) = 1 - x² and g(x):
(i) do(f, g) in C'([0, 1]);
(ii) do(f,g) in C([−1, 1]).
[20 Marks]
[20 Marks]
Chapter 14 Solutions
Precalculus Enhanced with Graphing Utilities (7th Edition)
Ch. 14.1 - Graph f( x )={ 3x2ifx2 3ifx=2 (pp.100-102)Ch. 14.1 - If f( x )={ xifx0 1ifx0 what is f( 0 ) ?...Ch. 14.1 - The limit of a function f( x ) as x approaches c...Ch. 14.1 - If a function f has no limit as x approaches c ,...Ch. 14.1 - True or False lim xc f( x )=N may be described by...Ch. 14.1 - True or False lim xc f( x ) exists and equals some...Ch. 14.1 - lim x2 ( 4 x 3 )Ch. 14.1 - lim x3 ( 2 x 2 +1 )Ch. 14.1 - lim x0 x+1 x 2 +1Ch. 14.1 - lim x0 2x x 2 +4
Ch. 14.1 - lim x4 x 2 4x x4Ch. 14.1 - lim x3 x 2 9 x 2 3xCh. 14.1 - lim x0 ( e x +1 )Ch. 14.1 - Prob. 14SBCh. 14.1 - lim x0 cosx1 x , x in radiansCh. 14.1 - lim x0 tanx x , x in radiansCh. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 17-22, use the graph shown to...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 23-42, graph each function. Use the...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - In Problems 43-48, use a graphing utility to find...Ch. 14.1 - Problems 49-52 are based on material learned...Ch. 14.1 - Problems 49-52 are based on material learned...Ch. 14.1 - Problems 49-52 are based on material learned...Ch. 14.1 - Problems 49-52 are based on material learned...Ch. 14.2 - The limit of the product of two functions equals...Ch. 14.2 - lim xc b= _____Ch. 14.2 - lim xc x= a. x b. c c. cx d. x cCh. 14.2 - True or False The limit of a polynomial function...Ch. 14.2 - True or False The limit of a rational function at...Ch. 14.2 - True or false The limit of a quotient equals the...Ch. 14.2 - In Problems 7- 42, find each limit algebraically....Ch. 14.2 - In Problems 7- 42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 7-42, find each limit algebraically....Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In Problems 43-52, find the limit as x approaches...Ch. 14.2 - In problems 53-56, use the properties of limits...Ch. 14.2 - In problems 53-56, use the properties of limits...Ch. 14.2 - In problems 53-56, use the properties of limits...Ch. 14.2 - In problems 53-56, use the properties of limits...Ch. 14.2 - Problems 57-60 are based on material learned...Ch. 14.2 - Problems 57-60 are based on material learned...Ch. 14.2 - Problems 57-60 are based on material learned...Ch. 14.2 - Problems 57-60 are based on material learned...Ch. 14.3 - For the function f( x )={ x 2 ifx0 x+1if0x2...Ch. 14.3 - What are the domain and range of f( x )=lnx ?Ch. 14.3 - True or False The exponential function f( x )= e x...Ch. 14.3 - Name the trigonometric functions that have...Ch. 14.3 - True or False Some rational functions have holes...Ch. 14.3 - True or False Every polynomial function has a...Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - In Problems 7-42, find each limit algebraically....Ch. 14.3 - Find lim x 4 f( x ) .Ch. 14.3 - Find lim x 4 + f( x ) .Ch. 14.3 - Find lim x 2 f( x ) .Ch. 14.3 - Find lim x 2 + f( x ) .Ch. 14.3 - Does lim x4 f( x ) exist? If it does, what is it?Ch. 14.3 - Does lim x0 f( x ) exist? If it does, what is it?Ch. 14.3 - Is f continuous at 4 ?Ch. 14.3 - Is f continuous at 6 ?Ch. 14.3 - Is f continuous at 0?Ch. 14.3 - Is f continuous at 2?Ch. 14.3 - Is f continuous at 4?Ch. 14.3 - Is f continuous at 5?Ch. 14.3 - lim x 1 + ( 2x+3 )Ch. 14.3 - lim x 2 ( 42x )Ch. 14.3 - lim x 1 ( 2 x 3 +5x )Ch. 14.3 - lim x 2 + ( 3 x 2 8 )Ch. 14.3 - lim x/ 2 + sinxCh. 14.3 - lim x ( 3cosx )Ch. 14.3 - lim x 2 + x 2 4 x2Ch. 14.3 - lim x 1 x 3 x x1Ch. 14.3 - lim x 1 x 2 1 x 3 +1Ch. 14.3 - lim x 0 + x 3 x 2 x 4 + x 2Ch. 14.3 - lim x 2 + x 2 +x2 x 2 +2xCh. 14.3 - lim x 4 x 2 +x12 x 2 +4xCh. 14.3 - f( x )= x 3 3 x 2 +2x6c=2Ch. 14.3 - f( x )=3 x 2 6x+5c=3Ch. 14.3 - f( x )= x 2 +5 x6 c=3Ch. 14.3 - f( x )= x 3 8 x 2 +4 c=2Ch. 14.3 - f( x )= x+3 x3 c=3Ch. 14.3 - f( x )= x6 x+6 c=6Ch. 14.3 - f( x )= x 3 +3x x 2 3x c=0Ch. 14.3 - f( x )= x 2 6x x 2 +6x c=0Ch. 14.3 - f( x )={ x 3 +3x x 2 3x ifx0 1ifx=0 c=0Ch. 14.3 - f( x )={ x 2 6x x 2 +6x ifx0 2ifx=0 c=0Ch. 14.3 - f( x )={ x 3 +3x x 2 3x ifx0 1ifx=0 c=0Ch. 14.3 - f( x )={ x 2 6x x 2 +6x ifx0 1ifx=0 c=0Ch. 14.3 - f( x )={ x 3 1 x 2 1 ifx1 2ifx=1 3 x+1 ifx1 c=1Ch. 14.3 - f( x )={ x 2 2x x2 ifx2 2ifx=2 x4 x1 ifx2 c=2Ch. 14.3 - f( x )={ 2 e x ifx0 2ifx=0 x 3 +2 x 2 x 2 ifx0 c=0Ch. 14.3 - f( x )={ 3cosxifx0 3ifx=0 x 3 +3 x 2 x 2 ifx0 c=0Ch. 14.3 - f( x )=2x+3Ch. 14.3 - f( x )=43xCh. 14.3 - f( x )=3 x 2 +xCh. 14.3 - f( x )=3 x 3 +7Ch. 14.3 - f( x )=4sinxCh. 14.3 - f( x )=2cosxCh. 14.3 - f( x )=2tanxCh. 14.3 - f( x )=4cscxCh. 14.3 - f( x )= 2x+5 x 2 4Ch. 14.3 - f( x )= x 2 4 x 2 9Ch. 14.3 - f( x )= x3 InxCh. 14.3 - f( x )= lnx x3Ch. 14.3 - R( x )= x1 x 2 1 , c=1 and c=1Ch. 14.3 - R( x )= 3x+6 x 2 4 , c=2 and c=2Ch. 14.3 - R( x )= x 2 +x x 2 1 , c=1 and c=1Ch. 14.3 - R( x )= x 2 +4x x 2 16 , c=4 and c=4Ch. 14.3 - R( x )= x 3 x 2 +x1 x 4 x 3 +2x2Ch. 14.3 - R( x )= x 3 + x 2 +3x+3 x 4 + x 3 +2x+2Ch. 14.3 - R( x )= x 3 2 x 2 +4x8 x 2 +x6Ch. 14.3 - R( x )= x 3 x 2 +3x3 x 2 +3x4Ch. 14.3 - R( x )= x 3 +2 x 2 +x x 4 + x 3 +2x+2Ch. 14.3 - R( x )= x 3 3 x 2 +4x12 x 4 3 x 3 +x3Ch. 14.3 - R( x )= x 3 x 2 +x1 x 4 x 3 +2x2 Graph R(x) .Ch. 14.3 - R( x )= x 3 + x 2 +3x+3 x 4 + x 3 +2x+2 Graph R( x...Ch. 14.3 - R(x)= ( x 3 2 x 2 +4x8) ( x 2 +x6) Graph R( x ) .Ch. 14.3 - Prob. 86SBCh. 14.3 - Prob. 87SBCh. 14.3 - Prob. 88SBCh. 14.3 - Prob. 89DWCh. 14.3 - Prob. 90DWCh. 14.3 - Prob. 91RYKCh. 14.3 - Evaluate the permutation P( 5,3 ) .Ch. 14.3 - Prob. 93RYKCh. 14.3 - Prob. 94RYKCh. 14.4 - Find an equation of the line with slope 5...Ch. 14.4 - Prob. 2AYPCh. 14.4 - Prob. 3CVCh. 14.4 - Prob. 4CVCh. 14.4 - Prob. 5CVCh. 14.4 - Prob. 6CVCh. 14.4 - Prob. 7CVCh. 14.4 - Prob. 8CVCh. 14.4 - Prob. 9SBCh. 14.4 - Prob. 10SBCh. 14.4 - Prob. 11SBCh. 14.4 - Prob. 12SBCh. 14.4 - Prob. 13SBCh. 14.4 - Prob. 14SBCh. 14.4 - Prob. 15SBCh. 14.4 - Prob. 16SBCh. 14.4 - Prob. 17SBCh. 14.4 - Prob. 18SBCh. 14.4 - Prob. 19SBCh. 14.4 - Prob. 20SBCh. 14.4 - Prob. 21SBCh. 14.4 - Prob. 22SBCh. 14.4 - Prob. 23SBCh. 14.4 - Prob. 24SBCh. 14.4 - Prob. 25SBCh. 14.4 - Prob. 26SBCh. 14.4 - Prob. 27SBCh. 14.4 - Prob. 28SBCh. 14.4 - Prob. 29SBCh. 14.4 - Prob. 30SBCh. 14.4 - Prob. 31SBCh. 14.4 - f( x )=cosx at 0Ch. 14.4 - Prob. 33SBCh. 14.4 - Prob. 34SBCh. 14.4 - Prob. 35SBCh. 14.4 - Prob. 36SBCh. 14.4 - Prob. 37SBCh. 14.4 - Prob. 38SBCh. 14.4 - Prob. 39SBCh. 14.4 - Prob. 40SBCh. 14.4 - Prob. 41SBCh. 14.4 - Prob. 42SBCh. 14.4 - Prob. 43AECh. 14.4 - Prob. 44AECh. 14.4 - Prob. 45AECh. 14.4 - Prob. 46AECh. 14.4 - Prob. 47AECh. 14.4 - Instantaneous Velocity of a Ball In physics it is...Ch. 14.4 - Instantaneous Velocity on the Moon Neil Armstrong...Ch. 14.4 - Instantaneous Rate of Change The following data...Ch. 14.4 - Prob. 51RYKCh. 14.4 - Prob. 52RYKCh. 14.4 - Prob. 53RYKCh. 14.4 - Prob. 54RYKCh. 14.5 - In Problems 29-32, find the first five terms in...Ch. 14.5 - Prob. 2AYPCh. 14.5 - Prob. 3CVCh. 14.5 - Prob. 4CVCh. 14.5 - Prob. 5SBCh. 14.5 - Prob. 6SBCh. 14.5 - Prob. 7SBCh. 14.5 - Prob. 8SBCh. 14.5 - Prob. 9SBCh. 14.5 - Repeat Problem 9 for f( x )=4x .Ch. 14.5 - Prob. 11SBCh. 14.5 - Prob. 12SBCh. 14.5 - Prob. 13SBCh. 14.5 - Prob. 14SBCh. 14.5 - Prob. 15SBCh. 14.5 - Prob. 16SBCh. 14.5 - Prob. 17SBCh. 14.5 - Prob. 18SBCh. 14.5 - Prob. 19SBCh. 14.5 - Prob. 20SBCh. 14.5 - Prob. 21SBCh. 14.5 - Prob. 22SBCh. 14.5 - Prob. 23SBCh. 14.5 - Prob. 24SBCh. 14.5 - Prob. 25SBCh. 14.5 - Prob. 26SBCh. 14.5 - Prob. 27SBCh. 14.5 - Prob. 28SBCh. 14.5 - Prob. 29SBCh. 14.5 - Prob. 30SBCh. 14.5 - Prob. 31SBCh. 14.5 - Consider the function f( x )= 1 x 2 whose domain...Ch. 14.5 - Graph the function f( x )= log 2 x .Ch. 14.5 - If A=[ 1 2 3 4 ] and B=[ 5 6 0 7 8 1 ] , find AB .Ch. 14.5 - If f( x )=2 x 2 +3x+1 , find f( x+h )f( x ) h and...Ch. 14.5 - Prob. 36RYK
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