What Is the Fourth Degree Taylor Polynomial For $\cos \left(3 x^{2}\right)$

question 27

Multiple Choice

What is the fourth degree Taylor polynomial for $\cos \left(3 x^{2}\right)$ about x = 0?

• A) \(1-\frac{9}{2} x^{4}\)
• B) \(1-\frac{3}{2} x^{4}\)
• C) \(1-\frac{9}{2} x^{2}+\frac{27}{6} x^{3}-\frac{81}{24} x^{4}\)
• D) \(x+\frac{3}{2} x^{2}-\frac{9}{6} x^{3}+\frac{27}{24} x^{4}\)

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