1.

A series expansion for the function sin θ is

A. \(1 - \frac{{{\theta ^2}}}{{2!}} + \frac{{{\theta^4}}}{{4!}} - \ldots\)
B. \(\theta - \frac{{{\theta ^3}}}{{3!}} + \frac{{{\theta^5}}}{{5!}} - \ldots\)
C. \(1 + \theta + \frac{{{\theta ^2}}}{{2!}} + \frac{{{\theta^3}}}{{3!}} + \ldots\)
D. \(\theta + \frac{{{\theta ^3}}}{{3!}} + \frac{{{\theta^5}}}{{5!}} + \ldots\)
Answer» C. \(1 + \theta + \frac{{{\theta ^2}}}{{2!}} + \frac{{{\theta^3}}}{{3!}} + \ldots\)


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