Math Problem Statement
f(x)=6{{x}^{4}}+2{{x}^{3}}What is the coefficient for the term containing [(x+1)^2] in the Taylor polynomial, centered at [x=-1], of [f]?
Choose 1 answer:
Choose 1 answer:
(Choice A)
[30]
A
[30]
(Choice B)
[60]
B
[60]
(Choice C)
[42]
C
[42]
(Choice D)
[20]
D
[20]
Solution
To find the coefficient of the term containing in the Taylor polynomial of centered at , we need to compute the second derivative of and evaluate it at .
Step 1: Compute the first and second derivatives of
The function is:
First derivative:
Second derivative:
Step 2: Evaluate the second derivative at
Substitute into :
Step 3: Use the Taylor series formula
The coefficient of the term in the Taylor polynomial is given by:
Since and , the coefficient is:
Final Answer
The coefficient for the term containing is:
(Choice A) 30
Would you like more details or have any questions? Here are 5 related questions that could further your understanding:
- How do you find the general formula for the nth term in a Taylor series?
- What is the significance of centering a Taylor series at a point ?
- How do higher-order derivatives affect the accuracy of a Taylor polynomial?
- Can you calculate the Taylor series of centered at a different point, such as ?
- What happens if we center the Taylor series at a point where the function or its derivatives are undefined?
Tip: Always ensure that you evaluate derivatives carefully at the point of expansion when calculating Taylor series coefficients.
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Math Problem Analysis
Mathematical Concepts
Taylor series
Derivatives
Formulas
Taylor series formula
Theorems
-
Suitable Grade Level
Advanced High School
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