Table of contents
- 0. Functions7h 52m
- Introduction to Functions16m
- Piecewise Functions10m
- Properties of Functions9m
- Common Functions1h 8m
- Transformations5m
- Combining Functions27m
- Exponent rules32m
- Exponential Functions28m
- Logarithmic Functions24m
- Properties of Logarithms34m
- Exponential & Logarithmic Equations35m
- Introduction to Trigonometric Functions38m
- Graphs of Trigonometric Functions44m
- Trigonometric Identities47m
- Inverse Trigonometric Functions48m
- 1. Limits and Continuity2h 2m
- 2. Intro to Derivatives1h 33m
- 3. Techniques of Differentiation3h 18m
- 4. Applications of Derivatives2h 38m
- 5. Graphical Applications of Derivatives6h 2m
- 6. Derivatives of Inverse, Exponential, & Logarithmic Functions2h 37m
- 7. Antiderivatives & Indefinite Integrals1h 26m
- 8. Definite Integrals3h 25m
4. Applications of Derivatives
Linearization
Problem 43
Textbook Question
Use linear approximations to estimate the following quantities. Choose a value of a to produce a small error.
e⁰·⁰⁶
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1
Identify the function to be approximated, which is f(x) = e^x, and the point a at which to approximate the function. A good choice for a is 0, since e^0 = 1 is easy to calculate.
Calculate the derivative of the function, f'(x) = e^x, which will be used for the linear approximation.
Evaluate the function and its derivative at the point a. For a = 0, find f(0) = e^0 = 1 and f'(0) = e^0 = 1.
Use the linear approximation formula, L(x) = f(a) + f'(a)(x - a), substituting in the values found: L(0.06) = 1 + 1(0.06 - 0) = 1 + 0.06.
Calculate the linear approximation to estimate e^0.06 using the expression from the previous step, which gives you an approximate value.
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