Evaluate the Function $f ( x ) = \cos x$ By a Taylor Polynomial of Degree

question 111

Multiple Choice

Evaluate the function $f ( x ) = \cos x$ by a Taylor polynomial of degree $4$ centered at $a = 0$ , and $x = \frac { \pi } { 4 }$ .

• A) \(0.7074\)
• B) \(4.2074\)
• C) \(3.2074\)
• D) \(2.2074\)
• E) \(1.2074\)

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Definitions:

William Stern

A psychologist known for his work in intelligence and the development of the intelligence quotient (IQ) formula.

Intelligence Quotient

A measure of a person's intelligence as indicated by an intelligence test, expressed as a ratio of the individual's mental age to their chronological age then multiplied by 100.

Charles Spearman

A psychologist known for his work in statistics and intelligence, including the concept of general intelligence, or "g factor."

Intelligence

The ability to learn, understand, and apply knowledge and skills, solve problems, and adapt to new situations.