Transformations of Functions Problem Solving (Function Composition, Inverse Functions, & Quadratics)
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A math tutorial about graphical transformations of functions and other related topics. These include function composition, function decomposition, inverse functions, and quadratic functions (factoring, quadratic formula, completing the square, vertex form). Infinite Powers, How Calculus Reveals the Secrets of the Universe: https://amzn.to/37PBMjb.
๐ด Calculus 1, Lesson 1.1: Linear Functions (3Blue1Brown SoME2): https://www.youtube.com/watch?v=lmCjnxzIals
๐ด Calculus 1, Lesson 1.2: Exponential Functions: https://www.youtube.com/watch?v=47ZqW19AjD4
๐ด Calculus 1, Lesson 1.3: Quadratic Functions, Transformations of Functions, and Function Composition: https://www.youtube.com/watch?v=1T58CnSME4g
๐ด AP Calculus AB Exam Review: Practice Exam Problems & Solutions (Multiple Choice, No Calculator): https://www.youtube.com/watch?v=2AG_Dt3x7q0
๐ด AP Calculus AB Exam Review: Free Response Practice Exam Problems & Solutions: https://www.youtube.com/watch?v=RLgUwP44V_M
๐ด AP Calculus BC Exam Review: Practice Exam (30 Question Multiple Choice, No Calculator): https://www.youtube.com/watch?v=1Q7ALcwT97A
๐ด AP Calculus BC Exam Review: Free Response Practice Exam Problems & Solutions: https://www.youtube.com/watch?v=ZWisJEDP44w
๐ด Calculus 1 Exam 1 Review Problems and Solutions (Precalculus, Limits, Continuity, Derivatives): https://www.youtube.com/watch?v=UjmvUwvd7c4
๐ด Calculus 1 Course, Lecture 1: The Big Ideas (Rates & Areas, the Infinity Principle & Circular Area): https://www.youtube.com/watch?v=2V_ehJC5QUY
๐ด Calculus 1 Course Lecture Playlist: https://www.youtube.com/playlist?list=PLmU0FIlJY-MkFrKtM0S0NLu-TxZa5jBIx
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(0:00) Transformations of a function graphs
(0:37) g(t) = f(t-2) (horizontal translation)
(3:00) h(t) = 2f(t+1) (vertical stretch/dilation and horizontal translation)
(6:15) j(t) = -f(t) + 1 (vertical reflection and vertical translation)
(8:32) Function composition and simplification
(16:00) Function decomposition (for the Chain Rule)
(20:14) Applied function composition problem (word problem)
(23:19) Solve for the inverse function in the applied word problem
(27:23) Simplify a difference quotient (to help with a definition of the derivative problem using limits in calculus)
(30:47) Quadratic function problem statement
(31:11) Find y-intercept
(31:37) Find x-intercepts with factoring
(33:06) Quadratic formula to find the roots of the quadratic function
(34:07) Complete the square, find vertex, and graph the quadratic function
(40:19) Restrict the domain and find an inverse function
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