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Thompson Rivers University
Thompson Rivers University

MATH 1241: Calculus II

This course covers integral calculus for functions of one variable, with applications emphasizing the physical sciences. Topics include Riemann sums, definite and indefinite integrals, techniques of integration, improper integrals, applications of integration (including area, volume, arc length, probability and work), separable differential equations, and series.

Learning outcomes

  • Use sigma notation for finite sums and perform algebraic manipulations using this notation.
  • Set up and evaluate Riemann sums using left endpoints, right endpoints, or midpoints, and show how these Riemann sums may be interpreted in terms of areas of rectangles.
  • Define the definite integral of a function as a limit of a Riemann sum and, conversely, recognize a limit of this form as a definite integral.
  • Relate definite integrals to derivatives by the Fundamental Theorem of Calculus.
  • Interpret definite integrals as areas and use definite integrals to compute areas.
  • Approximate definite integrals by Riemann sums and also by the Trapezoid Rule.
  • Evaluate antiderivatives (indefinite integrals) and definite integrals by appropriate algebraic manipulation of the integrand, such as completing the square, polynomial division, partial fraction decomposition, and the use of trigonometric identities.
  • Evaluate antiderivatives and definite integrals by the method of substitution, including trigonometric substitution.
  • Evaluate antiderivatives and definite integrals by the method of integration by parts.
  • Interpret improper integrals as limits of proper integrals and evaluate them accordingly (or show divergence).
  • Find areas of regions in the plane bounded by curves, using appropriate integrals.
  • Compute the average value of a function on an interval.
  • Find the volume of a solid in cases where the volume may be computed by integrating the cross-sectional area of the solid (in particular, for solids that can be generated by rotating a planar region about an axis). Also find volumes using cylindrical shells, when appropriate.
  • Set up an integral for the length of a curve defined as the graph of a function.
  • Set up and compute an appropriate integral for the work done by a force in various instances where the force is not constant or different parts of the object move different distances. In particular, find the work done against gravity to empty a tank of a specified shape by pumping the contents through an outlet.
  • Determine whether a given function is a solution to a given ordinary differential equation or initial-value problem.
  • Relate first order differential equations to direction fields.
  • Solve first order differential equations exactly by separation of variables when possible.
  • Solve problems involving exponential growth and decay.
  • Use sigma notation for infinite series and perform algebraic manipulations using this notation.
  • Compute sums of convergent geometric series.
  • Use the Ratio Test to determine convergence or divergence of numerical series (when this test works) and to determine the radius of convergence for power series.
  • Compute Taylor series (or Maclaurin series) using the formula for the coefficients.
  • Manipulate power series using various operations, including substitution, differentiation, and integration, and thereby obtain Taylor series without directly calculating the coefficients.

Course topics

Unit 1: Integrals

Unit 2: Applications of Integration

Unit 3: Differential Equations 

Unit 4: Infinite Series 

Required text and materials

There is no required textbook to purchase. All materials will be provided within the course.

Additional requirements

A good-quality scientific calculator is required.

Assessments

Please be aware that should your course have a final exam, you are responsible for the fee to the online proctoring service, ProctorU, or to the in-person approved Testing Centre. Please contact exams@tru.ca with any questions about this.

To successfully complete this course, students must achieve a passing grade of 50% or higher on the overall course, and 50% or higher on the final mandatory exam.

Note: The final exam for this course is only available as a paper exam and must be taken in person at an approved Testing Centre. Please email exams@tru.ca with any questions.

Assignment 1: Integrals 25%
Assignment 2: Applications of Integration 12%
Assignment 3: Differential Equations 8%
Assignment 4: Infinite Series 10%
WeBWorK Questions 5%
Mandatory Final Exam (Units 1–4) 40%
Total 100%

Open Learning Faculty Member Information

An Open Learning Faculty Member is available to assist students. Students will receive the necessary contact information at the start of the course.

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