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Math Calculus Volume 1

Using precise definitions of limits, prove that lim x → 0 f ( x ) does not exist: f ( x ) = { 1 i f x i s r a t i o n a l 0 i f x i s i r r a t i o n a l (Hint: Think about how you can always choose a rational number 0 < r < d, but | f ( r ) − 0 | = 1 .)

Using precise definitions of limits, prove that lim x → 0 f ( x ) does not exist: f ( x ) = { 1 i f x i s r a t i o n a l 0 i f x i s i r r a t i o n a l (Hint: Think about how you can always choose a rational number 0 < r < d, but | f ( r ) − 0 | = 1 .)

Calculus Volume 1

Calculus Volume 1

17th Edition

ISBN: 9781938168024

Author: Strang, Gilbert

Publisher: OpenStax College

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When it comes to calculus, limits are considered to be a very important topic of discussion. The main importance of limit lies in expressing the value of a function as it gets closer to a certain value. Also, limits can help you to understand other topic…

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Chapter 2.5, Problem 202E

Using precise definitions of limits, prove that lim x → 0 f ( x ) does not exist: f ( x ) = { 1 i f x i s r a t i o n a l 0 i f x i s i r r a t i o n a l (Hint: Think about how you can always choose a rational number 0 < r < d, but | f ( r ) − 0 | = 1 .)

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Chapter 2.5, Problem 201E

Chapter 2.5, Problem 203E

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Chapter 2 Solutions

Calculus Volume 1

Ch. 2.1 - For the following exercises, points P(l, 2) and...Ch. 2.1 - For the following exercises, points P(l, 2) and...Ch. 2.1 - For the following exercises, points P(l, 2) and...Ch. 2.1 - For the following exercises, points P(l, 1) and...Ch. 2.1 - For the following exercises, points P(l, 1) and...Ch. 2.1 - For the following exercises, points P(l, 1) and...Ch. 2.1 - For the following exercises, points P(4, 2) and...Ch. 2.1 - For the following exercises, points P(4, 2) and...Ch. 2.1 - For the following exercises, points P(4, 2) and...Ch. 2.1 - For the following exercises, points P(l.5, 0) and...

Ch. 2.1 - For the following exercises, points P( 1.5, 0) and...Ch. 2.1 - For the following exercises, points P( 1.5, 0) and...Ch. 2.1 - For the following exercises, points P(-1, -1) and...Ch. 2.1 - For the following exercises, points P(-1,-1) and...Ch. 2.1 - For the following exercises, points P(-1, - 1) and...Ch. 2.1 - For the following exercises, the position function...Ch. 2.1 - For the following exercises, the position function...Ch. 2.1 - For the following exercises, consider a stone...Ch. 2.1 - For the following exercises, consider a stone...Ch. 2.1 - For the following exercises, consider a rocket...Ch. 2.1 - For the following exercises, consider a rocket...Ch. 2.1 - For the following exercises, consider an athlete...Ch. 2.1 - For the following exercises, consider an athlete...Ch. 2.1 - For the following exercises, consider the...Ch. 2.1 - For the following exercises, consider the function...Ch. 2.1 - For the following exercises, consider the function...Ch. 2.1 - For the following exercises, consider the...Ch. 2.1 - For the following exercises, consider the function...Ch. 2.1 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - For the following exercises, consider the function...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - [T] In the following exercises, set up a table of...Ch. 2.2 - In the following exercises, consider the graph of...Ch. 2.2 - In the following exercises, consider the graph of...Ch. 2.2 - In the following exercises, consider the graph of...Ch. 2.2 - In the following exercises, consider the graph of...Ch. 2.2 - In the following exercises, use the following...Ch. 2.2 - In the following exercises, use the following...Ch. 2.2 - In the following exercises, use the following...Ch. 2.2 - In the following exercises, use the following...Ch. 2.2 - In the following exercises, use the following...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, use the graph of the...Ch. 2.2 - In the following exercises, sketch the graph of a...Ch. 2.2 - In the following exercises, sketch the graph of a...Ch. 2.2 - In the following exercises, sketch the graph of a...Ch. 2.2 - In the following exercises, sketch the graph of a...Ch. 2.2 - In the following exercises, sketch the graph of a...Ch. 2.2 - Shock waves arise in many physical applications,...Ch. 2.2 - A track coach uses a camera with a fast shutter to...Ch. 2.3 - Some of the geometric formulas we take for granted...Ch. 2.3 - Some of the geometric formulas we take for granted...Ch. 2.3 - Some of the geometric formulas we take for granted...Ch. 2.3 - Some of the geometric formulas we take for granted...Ch. 2.3 - Some of the geometric formulas we take for granted...Ch. 2.3 - In the following exercises, use the limit Laws to...Ch. 2.3 - In the following exercises, use the limit laws to...Ch. 2.3 - In the following exercises, use the limit laws to...Ch. 2.3 - In the following exercises, use the limit laws to...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - ]In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, use direct...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - In the following exercises, assume that...Ch. 2.3 - [T] In the following exercises, use a calculator...Ch. 2.3 - [T] In the following exercises, use a calculator...Ch. 2.3 - [T] In the following exercises, use a calculator...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - yIn the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - In the following exercises, use the following...Ch. 2.3 - For the following problems, evaluate the limit...Ch. 2.3 - For the following problems, evaluate the limit...Ch. 2.3 - For the following problems, evaluate the limit...Ch. 2.3 - [T] In physics, the magnitude of an electric field...Ch. 2.3 - [T] The density of an object is given by its mass...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, determine the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - For the following exercises, decide if the...Ch. 2.4 - In the following exercises, find the value(s) of k...Ch. 2.4 - In the following exercises, find the value(s) of k...Ch. 2.4 - In the following exercises, find the value(s) of k...Ch. 2.4 - In the following exercises, find the value(s) of k...Ch. 2.4 - In the following exercises, find the value(s) of k...Ch. 2.4 - In the following exercises, use the Intermediate...Ch. 2.4 - In the following exercises, use the Intermediate...Ch. 2.4 - In the following exercises, use the Intermediate...Ch. 2.4 - In the following exercises, use the Intermediate...Ch. 2.4 - Consider the graph of the function y=f(x) shown in...Ch. 2.4 - Let f(x)={3x,x1x3,x1 . Sketch the graph of f. Is...Ch. 2.4 - Let f(x)=x41x21forx1,1 . a. Sketch the graph of f....Ch. 2.4 - Sketch the graph of the function y=f(x) with...Ch. 2.4 - Sketch the graph of the function y=f(x) with...Ch. 2.4 - In the following exercises, suppose y=f(x) is...Ch. 2.4 - In the following exercises, suppose y=f(x) is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - Determine whether each of the given statements is...Ch. 2.4 - [T] The following problems consider the scalar...Ch. 2.4 - [T] The following problems consider the scalar...Ch. 2.4 - [T] The following problems consider the scalar...Ch. 2.4 - [T] After a certain distance D has passed, the...Ch. 2.4 - As the rocket travels away from Earth’s surface,...Ch. 2.4 - wqProve the following functions are continuous...Ch. 2.4 - Prove the following functions are continuous...Ch. 2.4 - Prove the following functions are continuous...Ch. 2.5 - In the following exercises, write the appropriate ...Ch. 2.5 - In the following exercises, write the appropriate ...Ch. 2.5 - In the following exercises, write the appropriate ...Ch. 2.5 - In the following exercises, write the appropriate ...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - The following graph of the function f satisfies...Ch. 2.5 - [T] In the following exercises, use a graphing...Ch. 2.5 - [T] In the following exercises, use a graphing...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - In the following exercises, use the precise...Ch. 2.5 - An engineer is using a machine to cut a flat...Ch. 2.5 - Use the precise definition of limit to prove that...Ch. 2.5 - Using precise definitions of limits, prove that...Ch. 2.5 - Using precise definitions of limits, prove that...Ch. 2.5 - Using precise definitions of limits, prove that...Ch. 2.5 - Using the function from the previous exercise, use...Ch. 2.5 - limxa(f(x)g(x))=LM Ch. 2.5 - limxa[cf(x)]=cL for any real constant c (Hint....Ch. 2.5 - ...Ch. 2 - wTrue or False. In the following exercises,...Ch. 2 - True or False. In the following exercises, justify...Ch. 2 - True or False. In the following exercises, justify...Ch. 2 - True or False. In the following exercises, justify...Ch. 2 - Using the graph, find each limit or explain why...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - wIn the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, evaluate the limit...Ch. 2 - In the following exercises, use the squeeze...Ch. 2 - In the following exercises, use the squeeze...Ch. 2 - In the following exercises, use the squeeze...Ch. 2 - In the following exercises, determine the value of...Ch. 2 - In the following exercises, determine the value of...Ch. 2 - In the following exercises, use the precise...Ch. 2 - In the following exercises, use the precise...Ch. 2 - A ball is thrown into the air and the vertical...Ch. 2 - A particle moving along a line has a displacement...Ch. 2 - From the previous exercises, estimate the...

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