AP Calculus AB: 9.3.4 Choosing Effective Function Decompositions
This section focuses on how to strategically choose a substitution when performing integration by substitution. It explains that the best choice for š¢ is typically a part of the integrand whose derivative is also present, making the integral easier to evaluate. It also covers how to simplify trigonometric expressions using identities and emphasizes that effective decomposition is key to simplifying complex integrals.
Choosing Effective Function Decompositions
Key Terms
Choosing Effective Function Decompositions
Experiment with different choices for u when using integration by substitution. A good choice is one whose derivative is expressed elsewher...
note
When applying integration by substitution to composite
functions, there may be several choices for u.In the case of a ra...
Which of the following is the best choice for au-substitution for the integralā«2x(x^2ā4)^6dx?
u = xā^2 ā 4
Which of these expressions is the best choice for making a u-substitution for the integralā«sin^32xcos2xdx?
u = sin 2x
Which of the following expressions creates a working u-substitution that solves the following integral?
ā«x^3sinx^2dx
u = x^ā2
What is the best choice for a u-substitution for the integral ā«e^cotx csc^2x dx?
u = cot x
Related Flashcard Decks
| Term | Definition |
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Choosing Effective Function Decompositions |
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note |
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Which of the following is the best choice for au-substitution for the integralā«2x(x^2ā4)^6dx? | u = xā^2 ā 4 |
Which of these expressions is the best choice for making a u-substitution for the integralā«sin^32xcos2xdx? | u = sin 2x |
Which of the following expressions creates a working u-substitution that solves the following integral? | u = x^ā2 |
What is the best choice for a u-substitution for the integral ā«e^cotx csc^2x dx? | u = cot x |