Ximera tutorial

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Content for the First Exam

1Understanding functions

1.1Same or different?

Two young mathematicians examine one (or two!) functions.

1.2For each input, exactly one output

We define the concept of a function.

1.3Compositions of functions

We discuss compositions of functions.

1.4Inverses of functions

Here we “undo” functions.

2Review of famous functions

2.1How crazy could it be?

Two young mathematicians think about the plots of functions.

2.2Polynomial functions

Polynomials are some of our favorite functions.

2.3Rational functions

Rational functions are functions defined by fractions of polynomials.

2.4Trigonometric functions

We review trigonometric functions.

2.5Exponential and logarithmic functions

Exponential and logarithmic functions illuminated.

3What is a limit?

3.1Stars and functions

Two young mathematicians discuss stars and functions.

3.2What is a limit?

We introduce limits.

3.3Continuity

Continuity is defined by limits.

4Limit laws

4.1Equal or not?

Here we see a dialogue where students discuss combining limits with arithmetic.

4.2The limit laws

We give basic laws for working with limits.

4.3The Squeeze Theorem

The Squeeze theorem allows us to exchange difficult functions for easy functions.

5(In)determinate forms

5.1Could it be anything?

Two young mathematicians investigate the arithmetic of large and small numbers.

5.2Limits of the form zero over zero

We want to evaluate limits where the Limit Laws do not directly apply.

5.3Limits of the form nonzero over zero

We want to solve limits that have the form nonzero over zero.

5.4Practice

Try these problems.

6Using limits to detect asymptotes

6.1Zoom out

Two young mathematicians discuss what curves look like when one “zooms out.”

6.2Vertical asymptotes

We explore functions that “shoot to infinity” near certain points in their domain.

6.3Horizontal asymptotes

We explore functions that behave like horizontal lines as the input grows without bound.

7Continuity and the Intermediate Value Theorem

7.1Roxy and Yuri like food

Two young mathematicians discuss the eating habits of their cats.

7.2Continuity of piecewise functions

Here we use limits to ensure piecewise functions are continuous.

7.3The Intermediate Value Theorem

Here we see a consequence of a function being continuous.

7.4Exam One Review

Review questions for exam 1.

Content for the Second Exam

8An application of limits

8.1Limits and velocity

Two young mathematicians discuss limits and instantaneous velocity.

8.2Instantaneous velocity

We use limits to compute instantaneous velocity.

9Definition of the derivative

9.1Slope of a curve

Two young mathematicians discuss the novel idea of the “slope of a curve.”

9.2The definition of the derivative

We compute the instantaneous growth rate by computing the limit of average growth rates.

10Derivatives as functions

10.1Wait for the right moment

Two young mathematicians discuss derivatives as functions.

10.2The derivative as a function

Here we study the derivative of a function, as a function, in its own right.

10.3Differentiability implies continuity

We see that if a function is differentiable at a point, then it must be continuous at that point.

11Rules of differentiation

11.1Patterns in derivatives

Two young mathematicians think about “short cuts” for differentiation.

11.2Basic rules of differentiation

We derive the constant rule, power rule, and sum rule.

11.3The derivative of the natural exponential function

We derive the derivative of the natural exponential function.

11.4The derivative of sine

We derive the derivative of sine.

12Product rule and quotient rule

12.1Derivatives of products are tricky

Two young mathematicians discuss derivatives of products and products of derivatives.

12.2The Product rule and quotient rule

Here we compute derivatives of products and quotients of functions

13Chain rule

13.1An unnoticed composition

Two young mathematicians discuss the chain rule.

13.2The chain rule

Here we compute derivatives of compositions of functions

13.3Derivatives of trigonometric functions

We use the chain rule to unleash the derivatives of the trigonometric functions.

14Higher order derivatives and graphs

14.1Rates of rates

Two young mathematicians look at graph of a function, its first derivative, and its second derivative.

14.2Higher order derivatives and graphs

Here we make a connection between a graph of a function and its derivative and higher order derivatives.

14.3Concavity

Here we examine what the second derivative tells us about the geometry of functions.

14.4Position, velocity, and acceleration

Here we discuss how position, velocity, and acceleration relate to higher derivatives.

15Implicit differentiation

15.1Standard form

Two young mathematicians discuss the standard form of a line.

15.2Implicit differentiation

In this section we differentiate equations that contain more than one variable on one side.

15.3Derivatives of inverse exponential functions

We derive the derivatives of inverse exponential functions using implicit differentiation.

16Logarithmic differentiation

16.1Multiplication to addition

Two young mathematicians think about derivatives and logarithms.

16.2Logarithmic differentiation

We use logarithms to help us differentiate.

17Derivatives of inverse functions

17.1We can figure it out

Two young mathematicians discuss the derivative of inverse functions.

17.2Derivatives of inverse trigonometric functions

We derive the derivatives of inverse trigonometric functions using implicit differentiation.

17.3The Inverse Function Theorem

We see the theoretical underpinning of finding the derivative of an inverse function at a point.

18More than one rate

18.1A changing circle

Two young mathematicians discuss a circle that is changing.

18.2More than one rate

Here we work abstract related rates problems.

19Applied related rates

19.1Pizza and calculus, so cheesy

Two young mathematicians discuss tossing pizza dough.

19.2Applied related rates

We solve related rates problems in context.

20Maximums and minimums

20.1More coffee

Two young mathematicians witness the perils of drinking too much coffee.

20.2Maximums and minimums

We use derivatives to help locate extrema.

20.3Midterm 2 Review

Review questions for MIDTERM 2.

Content for the Third Exam

21Concepts of graphing functions

21.1What’s the graph look like?

Two young mathematicians discuss how to sketch the graphs of functions.

21.2Concepts of graphing functions

We use the language of calculus to describe graphs of functions.

22Computations for graphing functions

22.1Wanted: graphing procedure

Two young mathematicians discuss how to sketch the graphs of functions.

22.2Computations for graphing functions

We will give some general guidelines for sketching the plot of a function.

23Mean Value Theorem

23.1Let’s run to class

Two young mathematicians race to math class.

23.2The Extreme Value Theorem

We examine a fact about continuous functions.

23.3The Mean Value Theorem

Here we see a key theorem of calculus.

24Linear approximation

24.1Replacing curves with lines

Two young mathematicians discuss linear approximation.

24.2Linear approximation

We use a method called “linear approximation” to estimate the value of a (complicated) function at a given point.

24.3Explanation of the product and chain rules

We give explanation for the product rule and chain rule.

25Optimization

25.1A mysterious formula

Two young mathematicians discuss optimization from an abstract point of view.

25.2Basic optimization

Now we put our optimization skills to work.

26Applied optimization

26.1Volumes of aluminum cans

Two young mathematicians discuss optimizing aluminum cans.

26.2Applied optimization

Now we put our optimization skills to work.

27L’Hopital’s rule

27.1A limitless dialogue

Two young mathematicians consider a way to compute limits using derivatives.

27.2L’Hopital’s rule

We use derivatives to give us a “short-cut” for computing limits.

28Antiderivatives

28.1Jeopardy! Of calculus

Two young mathematicians discuss a ‘Jeopardy!’ version of calculus.

28.2Basic antiderivatives

We introduce antiderivatives.

28.3Falling objects

We study a special type of differential equation.

29Approximating the area under a curve

29.1What is area?

Two young mathematicians discuss the idea of area.

29.2Introduction to sigma notation

We introduce sigma notation.

29.3Approximating area with rectangles

We introduce the basic idea of using rectangles to approximate the area under a curve.

30Definite integrals

30.1Computing areas

Two young mathematicians discuss cutting up areas.

30.2The definite integral

Definite integrals compute net area.

31Antiderivatives and area

31.1Meaning of multiplication

A dialogue where students discuss multiplication.

31.2Relating velocity, displacement, antiderivatives and areas

We give an alternative interpretation of the definite integral and make a connection between areas and antiderivatives.

32First Fundamental Theorem of Calculus

32.1What’s in a calculus problem?

Two young mathematicians discuss what calculus is all about.

32.2The First Fundamental Theorem of Calculus

The rate that accumulated area under a curve grows is described identically by that curve.

33Second Fundamental Theorem of Calculus

33.1A secret of the definite integral

Two young mathematicians discuss what calculus is all about.

33.2The Second Fundamental Theorem of Calculus

The accumulation of a rate is given by the change in the amount.

33.3A tale of three integrals

At this point we have three “different” integrals.

33.4Midterm 3 Review

Review questions for MIDTERM 3.

Additional content for the Final Exam

34Applications of integrals

34.1What could it represent?

Two young mathematicians discuss whether integrals are defined properly.

34.2Applications of integrals

We give more contexts to understand integrals.

35The idea of substitution

35.1Geometry and substitution

Two students consider substitution geometrically.

35.2The idea of substitution

We learn a new technique, called substitution, to help us solve problems involving integration.

36Working with substitution

36.1Integrals are puzzles!

Two young mathematicians discuss how tricky integrals are puzzles.

36.2Working with substitution

We explore more difficult problems involving substitution.

36.3The Work-Energy Theorem

Substitution is given a physical meaning.

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